{"title":"M52TU | M54 Dual VANOS Rebuild Kits","description":"\u003cp\u003eThe \u003cstrong\u003eDual VANOS\u003c\/strong\u003e system found on BMW’s M52TU and M54 engines is a more advanced evolution of the earlier Single VANOS design, providing \u003cstrong\u003econtinuously variable control of both the intake and exhaust camshafts\u003c\/strong\u003e. Controlled by the engine’s DME, the system uses engine oil pressure, two solenoids, and internal pistons with helical gearing to independently advance or retard each camshaft based on engine speed, load, throttle position, and temperature. By continuously optimizing valve timing and overlap, Dual VANOS helps produce \u003cstrong\u003estronger low- and mid-range torque, smoother idle, improved throttle response, better fuel economy, and reduced emissions\u003c\/strong\u003e, while maintaining strong performance at higher RPM. The M52TU introduced this fully variable Dual VANOS design to BMW’s regular-production inline-six engines, and the system was carried over and further utilized throughout the M54 engine family.\u003c\/p\u003e","products":[{"product_id":"dual-vanos-rebuild-kit-stage-1","title":"Dual VANOS Rebuild Kit - Stage 1","description":"\u003ch2\u003eBMW M52TU \/ M54 Dual VANOS Rebuild Kit — Stage 1\u003c\/h2\u003e\n\u003cp\u003eRestore the performance of your BMW's Dual VANOS system with our \u003cstrong\u003eStage 1 M52TU \/ M54 Dual VANOS Rebuild Kit\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eBMW's Dual VANOS system independently adjusts both the intake and exhaust camshaft timing, helping the M52TU and M54 deliver the smooth torque, throttle response, and drivability these engines are known for. Unfortunately, the original VANOS piston seals deteriorate with age, mileage, and repeated heat cycles.\u003c\/p\u003e\n\u003cp\u003eAs the seals wear, the VANOS pistons can no longer maintain proper oil pressure and effectively control camshaft timing. Common symptoms can include \u003cstrong\u003eloss of low-RPM torque, hesitation, uneven power delivery, poor throttle response, VANOS-related fault codes, and reduced overall performance\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eOur \u003cstrong\u003eStage 1 kit\u003c\/strong\u003e replaces the critical internal piston seals and O-rings in both sides of the Dual VANOS unit using high-quality PTFE and FKM components designed for the demanding environment inside the VANOS system.\u003c\/p\u003e\n\u003ch3\u003eStage 1 Kit Includes:\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e2 Large PTFE (Teflon) Piston Ring Seals\u003c\/li\u003e\n\u003cli\u003e2 Small PTFE (Teflon) Piston Ring Seals\u003c\/li\u003e\n\u003cli\u003e2 Large FKM (Viton) O-Ring Seals\u003c\/li\u003e\n\u003cli\u003e2 Small FKM (Viton) O-Ring Seals\u003c\/li\u003e\n\u003cli\u003e2 Small FKM (Viton) O-Rings for VANOS Blind Plugs\u003c\/li\u003e\n\u003cli\u003e2 Copper VANOS Oil Line Sealing Washers\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eEverything needed to refresh the primary internal sealing components of your M52TU\/M54 Dual VANOS unit is packaged together in one convenient kit.\u003c\/p\u003e\n\u003ch3\u003eWhy Rebuild Your Dual VANOS?\u003c\/h3\u003e\n\u003cp\u003eThe factory VANOS seals are a known wear item on M52TU and M54 engines. As they deteriorate, VANOS performance can gradually decline. Because this happens slowly, many owners don't realize how much performance has been lost until the unit is rebuilt.\u003c\/p\u003e\n\u003cp\u003eReplacing the worn piston seals can help restore proper VANOS operation and the engine's intended camshaft timing response.\u003c\/p\u003e\n\u003ch3\u003eDon't Be Fooled by Cheap VANOS Kits\u003c\/h3\u003e\n\u003cp\u003eNot all VANOS rebuild kits are created equal.\u003c\/p\u003e\n\u003cp\u003eThere are cheaper kits available online, but \u003cstrong\u003ethe quality and materials of the seals are not necessarily the same\u003c\/strong\u003e. There's a reason some kits sell for less than half the price.\u003c\/p\u003e\n\u003cp\u003eWe source quality PTFE and FKM sealing components specifically for this application so you can rebuild your VANOS with confidence.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDo the job once. Do it right.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch3\u003eWhat About VANOS Rattle?\u003c\/h3\u003e\n\u003cp\u003eStage 1 is specifically designed to address the \u003cstrong\u003einternal VANOS piston seals\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eM52TU and M54 Dual VANOS units can also develop the infamous \u003cstrong\u003eVANOS rattle\u003c\/strong\u003e, which is a separate mechanical wear issue. The noise is commonly described as \u003cstrong\u003emarbles or rocks rattling around at the front of the engine\u003c\/strong\u003e, particularly around certain RPM ranges.\u003c\/p\u003e\n\u003cp\u003eIf your VANOS is already rattling—or you want to address the rattle components while the unit is apart—consider one of our higher-stage Dual VANOS rebuild kits.\u003c\/p\u003e\n\u003ch3\u003eFitment Guide\u003c\/h3\u003e\n\u003cp\u003eThis kit is designed for BMW models equipped with \u003cstrong\u003eM52TU and M54 Dual VANOS inline-six engines\u003c\/strong\u003e. Engine availability and production dates can vary by market.\u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eChassis\u003c\/th\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003eYears \/ Production\u003c\/th\u003e\n\u003cth\u003eEngine\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE46\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e320i \/ 320Ci\u003c\/td\u003e\n\u003ctd\u003e1998–2005\u003c\/td\u003e\n\u003ctd\u003eM52TU \/ M54\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE46\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e323i \/ 323Ci\u003c\/td\u003e\n\u003ctd\u003e1998–2000\u003c\/td\u003e\n\u003ctd\u003eM52TU\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE46\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e325i \/ 325Ci \/ 325xi\u003c\/td\u003e\n\u003ctd\u003e2001–2006\u003c\/td\u003e\n\u003ctd\u003eM54\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE46\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e328i \/ 328Ci\u003c\/td\u003e\n\u003ctd\u003e1998–2000\u003c\/td\u003e\n\u003ctd\u003eM52TU\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE46\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e330i \/ 330Ci \/ 330xi\u003c\/td\u003e\n\u003ctd\u003e2001–2006\u003c\/td\u003e\n\u003ctd\u003eM54\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE39\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e520i\u003c\/td\u003e\n\u003ctd\u003e1998–2003\u003c\/td\u003e\n\u003ctd\u003eM52TU \/ M54\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE39\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e523i\u003c\/td\u003e\n\u003ctd\u003e1998–2000\u003c\/td\u003e\n\u003ctd\u003eM52TU\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE39\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e525i\u003c\/td\u003e\n\u003ctd\u003e2001–2003\u003c\/td\u003e\n\u003ctd\u003eM54\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE39\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e528i\u003c\/td\u003e\n\u003ctd\u003e1999–2000\u003c\/td\u003e\n\u003ctd\u003eM52TU\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE39\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e530i\u003c\/td\u003e\n\u003ctd\u003e2001–2003\u003c\/td\u003e\n\u003ctd\u003eM54\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE60\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e525i\u003c\/td\u003e\n\u003ctd\u003e2004–2\/2005\u003c\/td\u003e\n\u003ctd\u003eM54\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE60\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e530i\u003c\/td\u003e\n\u003ctd\u003e2004–2\/2005\u003c\/td\u003e\n\u003ctd\u003eM54\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE53\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eX5 3.0i\u003c\/td\u003e\n\u003ctd\u003e2001–2006\u003c\/td\u003e\n\u003ctd\u003eM54\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE83\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eX3 2.5i\u003c\/td\u003e\n\u003ctd\u003e2004–2006\u003c\/td\u003e\n\u003ctd\u003eM54\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE83\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eX3 3.0i\u003c\/td\u003e\n\u003ctd\u003e2004–2006\u003c\/td\u003e\n\u003ctd\u003eM54\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE85\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eZ4 2.5i\u003c\/td\u003e\n\u003ctd\u003e2003–2005\u003c\/td\u003e\n\u003ctd\u003eM54\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE85\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eZ4 3.0i\u003c\/td\u003e\n\u003ctd\u003e2003–2005\u003c\/td\u003e\n\u003ctd\u003eM54\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE36\/7\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eZ3 2.5i\u003c\/td\u003e\n\u003ctd\u003e2001–2002\u003c\/td\u003e\n\u003ctd\u003eM54\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE36\/7\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eZ3 2.8i\u003c\/td\u003e\n\u003ctd\u003e1999–2000\u003c\/td\u003e\n\u003ctd\u003eM52TU\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE36\/7\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eZ3 3.0i\u003c\/td\u003e\n\u003ctd\u003e2001–2002\u003c\/td\u003e\n\u003ctd\u003eM54\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE36\/8\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eZ3 Coupe 2.8i\u003c\/td\u003e\n\u003ctd\u003e1999–2000\u003c\/td\u003e\n\u003ctd\u003eM52TU\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE36\/8\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eZ3 Coupe 3.0i\u003c\/td\u003e\n\u003ctd\u003e2001–2002\u003c\/td\u003e\n\u003ctd\u003eM54\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e BMW model years, production dates, and engine configurations vary by market. Some chassis transitioned to newer engines during their production run, so we recommend verifying that your vehicle is equipped with an \u003cstrong\u003eM52TU or M54 engine\u003c\/strong\u003e before ordering.\u003c\/p\u003e\n\u003cp\u003eThis kit is \u003cstrong\u003enot intended for the earlier M50TU\/M52 Single VANOS system or the later N52\/N54-series VANOS systems.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch3\u003eStage 1: Dual VANOS Seal Rebuild\u003c\/h3\u003e\n\u003cp\u003eChoose \u003cstrong\u003eStage 1\u003c\/strong\u003e if your goal is to replace the worn internal seals and restore proper operation of your M52TU\/M54 Dual VANOS unit.\u003c\/p\u003e\n\u003cp\u003eWith \u003cstrong\u003efour PTFE piston seals, four supporting FKM piston O-rings, two blind-plug O-rings, and two copper oil line washers\u003c\/strong\u003e, this kit gives you the essential sealing components needed to refresh both the intake and exhaust sides of the Dual VANOS system.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eRebuild it once. Rebuild it right.\u003c\/strong\u003e\u003c\/p\u003e","brand":"VANOS Rebuild Kits","offers":[{"title":"Default Title","offer_id":43187128238174,"sku":"vrk-dual-stage1","price":60.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0673\/0845\/3982\/files\/bmw-dual-vanos-seal-kit01.png?v=1787663372"},{"product_id":"dual-vanos-rebuild-kit-stage-2","title":"Dual VANOS Rebuild Kit - Stage 2","description":"\u003ch2\u003eBMW M52TU \/ M54 Dual VANOS Rebuild Kit — Stage 2\u003c\/h2\u003e\n\u003cp\u003eRestore the performance of your BMW's Dual VANOS system \u003cstrong\u003eand address the infamous VANOS rattle\u003c\/strong\u003e with our \u003cstrong\u003eStage 2 M52TU \/ M54 Dual VANOS Rebuild Kit\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eBMW's Dual VANOS system independently adjusts both the intake and exhaust camshaft timing, helping the M52TU and M54 deliver the smooth torque, throttle response, and drivability these engines are known for. Unfortunately, the original VANOS piston seals deteriorate with age, mileage, and repeated heat cycles.\u003c\/p\u003e\n\u003cp\u003eAs the seals wear, the VANOS pistons can no longer maintain proper oil pressure and effectively control camshaft timing. Common symptoms can include \u003cstrong\u003eloss of low-RPM torque, hesitation, uneven power delivery, poor throttle response, VANOS-related fault codes, and reduced overall performance\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eIn addition to seal wear, Dual VANOS units can develop mechanical wear in the bearing assemblies. This creates the familiar \u003cstrong\u003eVANOS rattle\u003c\/strong\u003e, often described as sounding like \u003cstrong\u003emarbles or rocks rattling around at the front of the engine\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eOur \u003cstrong\u003eStage 2 kit\u003c\/strong\u003e addresses both common problems by combining a complete set of upgraded PTFE and FKM seals with \u003cstrong\u003etwo anti-rattle bushing sets\u003c\/strong\u003e for the intake and exhaust sides of the Dual VANOS unit.\u003c\/p\u003e\n\u003ch3\u003eStage 2 Kit Includes:\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e2 Large PTFE (Teflon) Piston Ring Seals\u003c\/li\u003e\n\u003cli\u003e2 Small PTFE (Teflon) Piston Ring Seals\u003c\/li\u003e\n\u003cli\u003e2 Large FKM (Viton) O-Ring Seals\u003c\/li\u003e\n\u003cli\u003e2 Small FKM (Viton) O-Ring Seals\u003c\/li\u003e\n\u003cli\u003e2 Small FKM (Viton) O-Rings for VANOS Blind Plugs\u003c\/li\u003e\n\u003cli\u003e2 Copper VANOS Oil Line Sealing Washers\u003c\/li\u003e\n\u003cli\u003e2 Anti-Rattle Bushing Sets\n\u003cul\u003e\n\u003cli\u003e2 Anti-Rattle Bushings\u003c\/li\u003e\n\u003cli\u003e4 Anti-Rattle Bearings\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eEverything needed to refresh the primary internal sealing components and address bearing-related rattle is packaged together in one convenient kit.\u003c\/p\u003e\n\u003ch3\u003eWhy Rebuild Your Dual VANOS?\u003c\/h3\u003e\n\u003cp\u003eThe factory VANOS seals are a known wear item on M52TU and M54 engines. As they deteriorate, VANOS performance can gradually decline. Because this happens slowly, many owners don't realize how much performance has been lost until the unit is rebuilt.\u003c\/p\u003e\n\u003cp\u003eReplacing the worn piston seals can help restore proper VANOS operation and the engine's intended camshaft timing response.\u003c\/p\u003e\n\u003cp\u003eStage 2 goes one step further by replacing the worn components within the VANOS bearing assemblies that can contribute to the characteristic metallic rattle.\u003c\/p\u003e\n\u003ch3\u003eDon't Be Fooled by Cheap VANOS Kits\u003c\/h3\u003e\n\u003cp\u003eNot all VANOS rebuild kits are created equal.\u003c\/p\u003e\n\u003cp\u003eThere are cheaper kits available online, but \u003cstrong\u003ethe quality of the seals, bearings, and materials is not necessarily the same\u003c\/strong\u003e. There's a reason some kits sell for less than half the price.\u003c\/p\u003e\n\u003cp\u003eWe source quality PTFE and FKM sealing components along with quality anti-rattle components specifically for this application so you can rebuild your VANOS with confidence.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDo the job once. Do it right.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch3\u003eWhat About VANOS Rattle?\u003c\/h3\u003e\n\u003cp\u003eUnlike Stage 1, \u003cstrong\u003eStage 2 is designed to address both seal deterioration and VANOS rattle\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eM52TU and M54 Dual VANOS units can develop wear within the bearing assemblies over time. This can create a metallic rattling noise from the front of the engine, commonly described as \u003cstrong\u003emarbles or rocks rolling around inside the VANOS unit\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eBecause the VANOS unit is already removed and disassembled when replacing the seals, this is an ideal time to address the anti-rattle components as well.\u003c\/p\u003e\n\u003ch3\u003eFitment Guide\u003c\/h3\u003e\n\u003cp\u003eThis kit is designed for BMW models equipped with \u003cstrong\u003eM52TU and M54 Dual VANOS inline-six engines\u003c\/strong\u003e. Engine availability and production dates can vary by market.\u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eChassis\u003c\/th\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003eYears \/ Production\u003c\/th\u003e\n\u003cth\u003eEngine\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE46\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e320i \/ 320Ci\u003c\/td\u003e\n\u003ctd\u003e1998–2005\u003c\/td\u003e\n\u003ctd\u003eM52TU \/ M54\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE46\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e323i \/ 323Ci\u003c\/td\u003e\n\u003ctd\u003e1998–2000\u003c\/td\u003e\n\u003ctd\u003eM52TU\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE46\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e325i \/ 325Ci \/ 325xi\u003c\/td\u003e\n\u003ctd\u003e2001–2006\u003c\/td\u003e\n\u003ctd\u003eM54\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE46\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e328i \/ 328Ci\u003c\/td\u003e\n\u003ctd\u003e1998–2000\u003c\/td\u003e\n\u003ctd\u003eM52TU\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE46\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e330i \/ 330Ci \/ 330xi\u003c\/td\u003e\n\u003ctd\u003e2001–2006\u003c\/td\u003e\n\u003ctd\u003eM54\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE39\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e520i\u003c\/td\u003e\n\u003ctd\u003e1998–2003\u003c\/td\u003e\n\u003ctd\u003eM52TU \/ M54\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE39\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e523i\u003c\/td\u003e\n\u003ctd\u003e1998–2000\u003c\/td\u003e\n\u003ctd\u003eM52TU\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE39\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e525i\u003c\/td\u003e\n\u003ctd\u003e2001–2003\u003c\/td\u003e\n\u003ctd\u003eM54\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE39\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e528i\u003c\/td\u003e\n\u003ctd\u003e1999–2000\u003c\/td\u003e\n\u003ctd\u003eM52TU\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE39\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e530i\u003c\/td\u003e\n\u003ctd\u003e2001–2003\u003c\/td\u003e\n\u003ctd\u003eM54\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE60\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e525i\u003c\/td\u003e\n\u003ctd\u003e2004–2\/2005\u003c\/td\u003e\n\u003ctd\u003eM54\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE60\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e530i\u003c\/td\u003e\n\u003ctd\u003e2004–2\/2005\u003c\/td\u003e\n\u003ctd\u003eM54\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE53\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eX5 3.0i\u003c\/td\u003e\n\u003ctd\u003e2001–2006\u003c\/td\u003e\n\u003ctd\u003eM54\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE83\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eX3 2.5i\u003c\/td\u003e\n\u003ctd\u003e2004–2006\u003c\/td\u003e\n\u003ctd\u003eM54\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE83\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eX3 3.0i\u003c\/td\u003e\n\u003ctd\u003e2004–2006\u003c\/td\u003e\n\u003ctd\u003eM54\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE85\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eZ4 2.5i\u003c\/td\u003e\n\u003ctd\u003e2003–2005\u003c\/td\u003e\n\u003ctd\u003eM54\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE85\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eZ4 3.0i\u003c\/td\u003e\n\u003ctd\u003e2003–2005\u003c\/td\u003e\n\u003ctd\u003eM54\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE36\/7\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eZ3 2.5i\u003c\/td\u003e\n\u003ctd\u003e2001–2002\u003c\/td\u003e\n\u003ctd\u003eM54\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE36\/7\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eZ3 2.8i\u003c\/td\u003e\n\u003ctd\u003e1999–2000\u003c\/td\u003e\n\u003ctd\u003eM52TU\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE36\/7\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eZ3 3.0i\u003c\/td\u003e\n\u003ctd\u003e2001–2002\u003c\/td\u003e\n\u003ctd\u003eM54\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE36\/8\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eZ3 Coupe 2.8i\u003c\/td\u003e\n\u003ctd\u003e1999–2000\u003c\/td\u003e\n\u003ctd\u003eM52TU\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE36\/8\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eZ3 Coupe 3.0i\u003c\/td\u003e\n\u003ctd\u003e2001–2002\u003c\/td\u003e\n\u003ctd\u003eM54\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e BMW model years, production dates, and engine configurations vary by market. Some chassis transitioned to newer engines during their production run, so we recommend verifying that your vehicle is equipped with an \u003cstrong\u003eM52TU or M54 engine\u003c\/strong\u003e before ordering.\u003c\/p\u003e\n\u003cp\u003eThis kit is \u003cstrong\u003enot intended for the earlier M50TU\/M52 Single VANOS system or the later N52\/N54-series VANOS systems.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch3\u003eStage 2: Dual VANOS Seals + Rattle Repair\u003c\/h3\u003e\n\u003cp\u003eChoose \u003cstrong\u003eStage 2\u003c\/strong\u003e if you want to address the two most common wear areas inside your M52TU\/M54 Dual VANOS unit.\u003c\/p\u003e\n\u003cp\u003eThe kit combines the complete \u003cstrong\u003eStage 1 seal package\u003c\/strong\u003e with \u003cstrong\u003etwo anti-rattle bushing sets\u003c\/strong\u003e, allowing you to refresh the seals on both VANOS pistons while addressing wear in both bearing assemblies.\u003c\/p\u003e\n\u003cp\u003eIf your VANOS is already out of the car, Stage 2 is a great way to take care of the seals and the rattle components at the same time.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eRebuild it once. Rebuild it right.\u003c\/strong\u003e\u003c\/p\u003e","brand":"VANOS Rebuild Kits","offers":[{"title":"Default Title","offer_id":43187138166878,"sku":"vrk-dual-stage2","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0673\/0845\/3982\/files\/bmw-dual-vanos-seal-rattle-kit01.png?v=1787663392"},{"product_id":"dual-vanos-rebuild-kit-stage-3","title":"Dual VANOS Rebuild Kit - Stage 3","description":"\u003ch2\u003eBMW M52TU \/ M54 Dual VANOS Rebuild Kit — Stage 3\u003c\/h2\u003e\n\u003cp\u003eFor a more complete overhaul of your BMW's Dual VANOS system, our \u003cstrong\u003eStage 3 M52TU \/ M54 Dual VANOS Rebuild Kit\u003c\/strong\u003e combines upgraded piston seals, anti-rattle components, an \u003cstrong\u003eOEM VANOS sealing gasket\u003c\/strong\u003e, and \u003cstrong\u003etwo piston housing seals\u003c\/strong\u003e into one comprehensive package.\u003c\/p\u003e\n\u003cp\u003eBMW's Dual VANOS system independently adjusts both the intake and exhaust camshaft timing, helping the M52TU and M54 deliver the smooth torque, throttle response, and drivability these engines are known for. Unfortunately, the original VANOS seals deteriorate with age, mileage, and repeated heat cycles.\u003c\/p\u003e\n\u003cp\u003eAs the seals wear, the VANOS pistons can no longer maintain proper oil pressure and effectively control camshaft timing. Common symptoms can include \u003cstrong\u003eloss of low-RPM torque, hesitation, uneven power delivery, poor throttle response, VANOS-related fault codes, and reduced overall performance\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eIn addition to seal wear, Dual VANOS units can develop mechanical wear in the bearing assemblies. This creates the familiar \u003cstrong\u003eVANOS rattle\u003c\/strong\u003e, often described as sounding like \u003cstrong\u003emarbles or rocks rattling around at the front of the engine\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eOur \u003cstrong\u003eStage 3 kit\u003c\/strong\u003e takes the rebuild beyond the basic seals and anti-rattle repair by adding the OEM VANOS sealing gasket and piston housing seals, giving you a more complete solution while the VANOS unit is already removed and disassembled.\u003c\/p\u003e\n\u003ch3\u003eStage 3 Kit Includes:\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e2 Large PTFE (Teflon) Piston Ring Seals\u003c\/li\u003e\n\u003cli\u003e2 Small PTFE (Teflon) Piston Ring Seals\u003c\/li\u003e\n\u003cli\u003e2 Large FKM (Viton) O-Ring Seals\u003c\/li\u003e\n\u003cli\u003e2 Small FKM (Viton) O-Ring Seals\u003c\/li\u003e\n\u003cli\u003e2 Small FKM (Viton) O-Rings for VANOS Blind Plugs\u003c\/li\u003e\n\u003cli\u003e2 Copper VANOS Oil Line Sealing Washers\u003c\/li\u003e\n\u003cli\u003e2 Anti-Rattle Bushing Sets\n\u003cul\u003e\n\u003cli\u003e2 Anti-Rattle Bushings\u003c\/li\u003e\n\u003cli\u003e4 Anti-Rattle Bearings\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e1 OEM VANOS Sealing Gasket\u003c\/li\u003e\n\u003cli\u003e2 Piston Housing Seals\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eEverything needed to refresh the primary internal sealing components, address bearing-related VANOS rattle, and replace additional seals disturbed during the rebuild is packaged together in one convenient kit.\u003c\/p\u003e\n\u003ch3\u003eWhy Choose Stage 3?\u003c\/h3\u003e\n\u003cp\u003eStage 1 focuses on replacing the worn internal VANOS piston seals.\u003c\/p\u003e\n\u003cp\u003eStage 2 adds the anti-rattle bushings and bearings needed to address the common mechanical VANOS rattle.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eStage 3 takes the rebuild one step further\u003c\/strong\u003e by adding an OEM VANOS sealing gasket and two piston housing seals.\u003c\/p\u003e\n\u003cp\u003eIf you're already removing and disassembling the Dual VANOS unit, Stage 3 allows you to replace more of the aging sealing components at the same time rather than reusing old seals or sourcing additional parts separately.\u003c\/p\u003e\n\u003ch3\u003eDon't Be Fooled by Cheap VANOS Kits\u003c\/h3\u003e\n\u003cp\u003eNot all VANOS rebuild kits are created equal.\u003c\/p\u003e\n\u003cp\u003eThere are cheaper kits available online, but \u003cstrong\u003ethe quality of the seals, bearings, and materials is not necessarily the same\u003c\/strong\u003e. There's a reason some kits sell for less than half the price.\u003c\/p\u003e\n\u003cp\u003eWe source quality PTFE and FKM sealing components along with quality anti-rattle components specifically for this application. Stage 3 also includes an \u003cstrong\u003eOEM VANOS sealing gasket\u003c\/strong\u003e for a more complete repair.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDo the job once. Do it right.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch3\u003eWhat About VANOS Rattle?\u003c\/h3\u003e\n\u003cp\u003eStage 3 is designed to address \u003cstrong\u003eboth seal deterioration and VANOS rattle\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eM52TU and M54 Dual VANOS units can develop wear within the bearing assemblies over time. This can create a metallic rattling noise from the front of the engine, commonly described as \u003cstrong\u003emarbles or rocks rolling around inside the VANOS unit\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eThe included \u003cstrong\u003etwo anti-rattle bushing sets\u003c\/strong\u003e provide the components needed to service both bearing assemblies while the VANOS unit is apart.\u003c\/p\u003e\n\u003ch3\u003eFitment Guide\u003c\/h3\u003e\n\u003cp\u003eThis kit is designed for BMW models equipped with \u003cstrong\u003eM52TU and M54 Dual VANOS inline-six engines\u003c\/strong\u003e. Engine availability and production dates can vary by market.\u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eChassis\u003c\/th\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003eYears \/ Production\u003c\/th\u003e\n\u003cth\u003eEngine\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE46\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e320i \/ 320Ci\u003c\/td\u003e\n\u003ctd\u003e1998–2005\u003c\/td\u003e\n\u003ctd\u003eM52TU \/ M54\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE46\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e323i \/ 323Ci\u003c\/td\u003e\n\u003ctd\u003e1998–2000\u003c\/td\u003e\n\u003ctd\u003eM52TU\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE46\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e325i \/ 325Ci \/ 325xi\u003c\/td\u003e\n\u003ctd\u003e2001–2006\u003c\/td\u003e\n\u003ctd\u003eM54\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE46\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e328i \/ 328Ci\u003c\/td\u003e\n\u003ctd\u003e1998–2000\u003c\/td\u003e\n\u003ctd\u003eM52TU\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE46\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e330i \/ 330Ci \/ 330xi\u003c\/td\u003e\n\u003ctd\u003e2001–2006\u003c\/td\u003e\n\u003ctd\u003eM54\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE39\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e520i\u003c\/td\u003e\n\u003ctd\u003e1998–2003\u003c\/td\u003e\n\u003ctd\u003eM52TU \/ M54\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE39\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e523i\u003c\/td\u003e\n\u003ctd\u003e1998–2000\u003c\/td\u003e\n\u003ctd\u003eM52TU\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE39\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e525i\u003c\/td\u003e\n\u003ctd\u003e2001–2003\u003c\/td\u003e\n\u003ctd\u003eM54\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE39\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e528i\u003c\/td\u003e\n\u003ctd\u003e1999–2000\u003c\/td\u003e\n\u003ctd\u003eM52TU\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE39\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e530i\u003c\/td\u003e\n\u003ctd\u003e2001–2003\u003c\/td\u003e\n\u003ctd\u003eM54\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE60\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e525i\u003c\/td\u003e\n\u003ctd\u003e2004–2\/2005\u003c\/td\u003e\n\u003ctd\u003eM54\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE60\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e530i\u003c\/td\u003e\n\u003ctd\u003e2004–2\/2005\u003c\/td\u003e\n\u003ctd\u003eM54\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE53\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eX5 3.0i\u003c\/td\u003e\n\u003ctd\u003e2001–2006\u003c\/td\u003e\n\u003ctd\u003eM54\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE83\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eX3 2.5i\u003c\/td\u003e\n\u003ctd\u003e2004–2006\u003c\/td\u003e\n\u003ctd\u003eM54\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE83\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eX3 3.0i\u003c\/td\u003e\n\u003ctd\u003e2004–2006\u003c\/td\u003e\n\u003ctd\u003eM54\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE85\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eZ4 2.5i\u003c\/td\u003e\n\u003ctd\u003e2003–2005\u003c\/td\u003e\n\u003ctd\u003eM54\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE85\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eZ4 3.0i\u003c\/td\u003e\n\u003ctd\u003e2003–2005\u003c\/td\u003e\n\u003ctd\u003eM54\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE36\/7\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eZ3 2.5i\u003c\/td\u003e\n\u003ctd\u003e2001–2002\u003c\/td\u003e\n\u003ctd\u003eM54\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE36\/7\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eZ3 2.8i\u003c\/td\u003e\n\u003ctd\u003e1999–2000\u003c\/td\u003e\n\u003ctd\u003eM52TU\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE36\/7\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eZ3 3.0i\u003c\/td\u003e\n\u003ctd\u003e2001–2002\u003c\/td\u003e\n\u003ctd\u003eM54\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE36\/8\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eZ3 Coupe 2.8i\u003c\/td\u003e\n\u003ctd\u003e1999–2000\u003c\/td\u003e\n\u003ctd\u003eM52TU\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE36\/8\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eZ3 Coupe 3.0i\u003c\/td\u003e\n\u003ctd\u003e2001–2002\u003c\/td\u003e\n\u003ctd\u003eM54\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e BMW model years, production dates, and engine configurations vary by market. Some chassis transitioned to newer engines during their production run, so we recommend verifying that your vehicle is equipped with an \u003cstrong\u003eM52TU or M54 engine\u003c\/strong\u003e before ordering.\u003c\/p\u003e\n\u003cp\u003eThis kit is \u003cstrong\u003enot intended for the earlier M50TU\/M52 Single VANOS system or the later N52\/N54-series VANOS systems.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch3\u003eStage 3: Comprehensive Dual VANOS Rebuild\u003c\/h3\u003e\n\u003cp\u003eChoose \u003cstrong\u003eStage 3\u003c\/strong\u003e when you want to go beyond a basic seal and rattle repair.\u003c\/p\u003e\n\u003cp\u003eThis kit combines the complete internal \u003cstrong\u003ePTFE and FKM seal package\u003c\/strong\u003e, \u003cstrong\u003etwo anti-rattle bushing sets\u003c\/strong\u003e, an \u003cstrong\u003eOEM VANOS sealing gasket\u003c\/strong\u003e, and \u003cstrong\u003etwo piston housing seals\u003c\/strong\u003e into one convenient package.\u003c\/p\u003e\n\u003cp\u003eFor owners already removing and disassembling their Dual VANOS unit, Stage 3 gives you the additional sealing components needed for a more thorough rebuild without having to piece together parts individually.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eRebuild it once. Rebuild it right.\u003c\/strong\u003e\u003c\/p\u003e","brand":"VANOS Rebuild Kits","offers":[{"title":"Default Title","offer_id":43187138855006,"sku":"vrk-dual-stage3","price":120.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0673\/0845\/3982\/files\/bmw-dual-vanos-rebuild-kit01.png?v=1787661668"},{"product_id":"dual-vanos-rebuild-kit-stage-4","title":"Dual VANOS Rebuild Kit - Stage 4","description":"\u003ch2\u003eBMW M52TU \/ M54 Dual VANOS Rebuild Kit — Stage 4\u003c\/h2\u003e\n\u003cp\u003eFor the most complete M52TU\/M54 VANOS service, our \u003cstrong\u003eStage 4 Dual VANOS Rebuild Kit\u003c\/strong\u003e combines the internal VANOS rebuild components from Stage 3 with the additional gaskets, grommets, and oil feed line needed to refresh the surrounding components while everything is already apart.\u003c\/p\u003e\n\u003cp\u003eBMW's Dual VANOS system independently adjusts both the intake and exhaust camshaft timing, helping the M52TU and M54 deliver smooth torque, throttle response, and drivability throughout the RPM range. Unfortunately, the original VANOS seals deteriorate with age, mileage, and repeated heat cycles.\u003c\/p\u003e\n\u003cp\u003eAs the seals wear, the VANOS pistons can lose their ability to maintain proper oil pressure and effectively control camshaft timing. Common symptoms can include \u003cstrong\u003eloss of low-RPM torque, hesitation, uneven power delivery, poor throttle response, VANOS-related fault codes, and reduced overall performance\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eDual VANOS units can also develop mechanical wear within the bearing assemblies, creating the infamous \u003cstrong\u003eVANOS rattle\u003c\/strong\u003e. This metallic noise is often described as sounding like \u003cstrong\u003emarbles or rocks rattling around at the front of the engine\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eOur \u003cstrong\u003eStage 4 kit\u003c\/strong\u003e is designed for the owner who wants to tackle the VANOS rebuild and replace several common surrounding wear and sealing components at the same time.\u003c\/p\u003e\n\u003ch3\u003eStage 4 Kit Includes:\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e2 Large PTFE (Teflon) Piston Ring Seals\u003c\/li\u003e\n\u003cli\u003e2 Small PTFE (Teflon) Piston Ring Seals\u003c\/li\u003e\n\u003cli\u003e2 Large FKM (Viton) O-Ring Seals\u003c\/li\u003e\n\u003cli\u003e2 Small FKM (Viton) O-Ring Seals\u003c\/li\u003e\n\u003cli\u003e2 Small FKM (Viton) O-Rings for VANOS Blind Plugs\u003c\/li\u003e\n\u003cli\u003e2 Copper VANOS Oil Line Sealing Washers\u003c\/li\u003e\n\u003cli\u003e2 Anti-Rattle Bushing Sets\n\u003cul\u003e\n\u003cli\u003e2 Anti-Rattle Bushings\u003c\/li\u003e\n\u003cli\u003e4 Anti-Rattle Bearings\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e1 OEM VANOS Sealing Gasket\u003c\/li\u003e\n\u003cli\u003e2 Piston Housing Seals\u003c\/li\u003e\n\u003cli\u003eValve Cover Gasket\u003c\/li\u003e\n\u003cli\u003eSpark Plug Well Gaskets\u003c\/li\u003e\n\u003cli\u003e15 Valve Cover Rubber Grommets\u003c\/li\u003e\n\u003cli\u003eVANOS Oil Feed Line\u003c\/li\u003e\n\u003cli\u003eBanjo Bolts\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhy Choose Stage 4?\u003c\/h3\u003e\n\u003cp\u003eStage 4 is our \u003cstrong\u003ecomprehensive M52TU\/M54 Dual VANOS service kit\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eStage 1 replaces the primary internal VANOS piston seals. Stage 2 adds the anti-rattle components. Stage 3 adds the OEM VANOS sealing gasket and piston housing seals.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eStage 4 adds the surrounding components that make sense to replace while you're already in there:\u003c\/strong\u003e the valve cover gasket set, 15 rubber grommets, and VANOS oil feed line with banjo bolts.\u003c\/p\u003e\n\u003cp\u003eBecause the valve cover and VANOS unit are already being removed during the repair, this is an ideal opportunity to replace aging seals rather than reinstalling old, hardened components.\u003c\/p\u003e\n\u003ch3\u003eDon't Be Fooled by Cheap VANOS Kits\u003c\/h3\u003e\n\u003cp\u003eNot all VANOS rebuild kits are created equal.\u003c\/p\u003e\n\u003cp\u003eThere are cheaper kits available online, but \u003cstrong\u003ethe quality of the seals, bearings, and materials is not necessarily the same\u003c\/strong\u003e. There's a reason some kits sell for less than half the price.\u003c\/p\u003e\n\u003cp\u003eWe source quality PTFE and FKM sealing components along with quality anti-rattle components specifically for this application. Stage 4 also includes an \u003cstrong\u003eOEM VANOS sealing gasket\u003c\/strong\u003e and the additional service components needed for a more comprehensive repair.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDo the job once. Do it right.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch3\u003eWhat About VANOS Rattle?\u003c\/h3\u003e\n\u003cp\u003eStage 4 is designed to address \u003cstrong\u003eboth VANOS seal deterioration and bearing-related VANOS rattle\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eM52TU and M54 Dual VANOS units can develop wear within their bearing assemblies over time. This can create the familiar metallic rattling noise from the front of the engine.\u003c\/p\u003e\n\u003cp\u003eThe included \u003cstrong\u003etwo anti-rattle bushing sets\u003c\/strong\u003e provide the bushings and bearings needed to service both VANOS bearing assemblies while the unit is apart.\u003c\/p\u003e\n\u003ch3\u003eMore Than Just a VANOS Rebuild\u003c\/h3\u003e\n\u003cp\u003eStage 4 goes beyond the VANOS unit itself.\u003c\/p\u003e\n\u003cp\u003eThe \u003cstrong\u003evalve cover gasket and spark plug well gaskets\u003c\/strong\u003e replace common leak points that can become hard and brittle with age. The \u003cstrong\u003e15 rubber grommets\u003c\/strong\u003e refresh the sealing points at the valve cover fasteners.\u003c\/p\u003e\n\u003cp\u003eWe've also included a \u003cstrong\u003eVANOS oil feed line with banjo bolts\u003c\/strong\u003e. This line supplies pressurized engine oil to the VANOS system and is another component that can develop leaks as these engines age.\u003c\/p\u003e\n\u003cp\u003eRather than removing the valve cover and VANOS unit only to reinstall decades-old surrounding components, Stage 4 allows you to refresh the entire area at once.\u003c\/p\u003e\n\u003ch3\u003eFitment Guide\u003c\/h3\u003e\n\u003cp\u003eThis kit is designed for BMW models equipped with \u003cstrong\u003eM52TU and M54 Dual VANOS inline-six engines\u003c\/strong\u003e. Engine availability and production dates can vary by market.\u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eChassis\u003c\/th\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003eYears \/ Production\u003c\/th\u003e\n\u003cth\u003eEngine\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE46\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e320i \/ 320Ci\u003c\/td\u003e\n\u003ctd\u003e1998–2005\u003c\/td\u003e\n\u003ctd\u003eM52TU \/ M54\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE46\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e323i \/ 323Ci\u003c\/td\u003e\n\u003ctd\u003e1998–2000\u003c\/td\u003e\n\u003ctd\u003eM52TU\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE46\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e325i \/ 325Ci \/ 325xi\u003c\/td\u003e\n\u003ctd\u003e2001–2006\u003c\/td\u003e\n\u003ctd\u003eM54\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE46\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e328i \/ 328Ci\u003c\/td\u003e\n\u003ctd\u003e1998–2000\u003c\/td\u003e\n\u003ctd\u003eM52TU\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE46\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e330i \/ 330Ci \/ 330xi\u003c\/td\u003e\n\u003ctd\u003e2001–2006\u003c\/td\u003e\n\u003ctd\u003eM54\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE39\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e520i\u003c\/td\u003e\n\u003ctd\u003e1998–2003\u003c\/td\u003e\n\u003ctd\u003eM52TU \/ M54\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE39\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e523i\u003c\/td\u003e\n\u003ctd\u003e1998–2000\u003c\/td\u003e\n\u003ctd\u003eM52TU\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE39\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e525i\u003c\/td\u003e\n\u003ctd\u003e2001–2003\u003c\/td\u003e\n\u003ctd\u003eM54\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE39\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e528i\u003c\/td\u003e\n\u003ctd\u003e1999–2000\u003c\/td\u003e\n\u003ctd\u003eM52TU\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE39\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e530i\u003c\/td\u003e\n\u003ctd\u003e2001–2003\u003c\/td\u003e\n\u003ctd\u003eM54\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE60\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e525i\u003c\/td\u003e\n\u003ctd\u003e2004–2\/2005\u003c\/td\u003e\n\u003ctd\u003eM54\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE60\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e530i\u003c\/td\u003e\n\u003ctd\u003e2004–2\/2005\u003c\/td\u003e\n\u003ctd\u003eM54\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE53\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eX5 3.0i\u003c\/td\u003e\n\u003ctd\u003e2001–2006\u003c\/td\u003e\n\u003ctd\u003eM54\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE83\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eX3 2.5i\u003c\/td\u003e\n\u003ctd\u003e2004–2006\u003c\/td\u003e\n\u003ctd\u003eM54\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE83\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eX3 3.0i\u003c\/td\u003e\n\u003ctd\u003e2004–2006\u003c\/td\u003e\n\u003ctd\u003eM54\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE85\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eZ4 2.5i\u003c\/td\u003e\n\u003ctd\u003e2003–2005\u003c\/td\u003e\n\u003ctd\u003eM54\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE85\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eZ4 3.0i\u003c\/td\u003e\n\u003ctd\u003e2003–2005\u003c\/td\u003e\n\u003ctd\u003eM54\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE36\/7\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eZ3 2.5i\u003c\/td\u003e\n\u003ctd\u003e2001–2002\u003c\/td\u003e\n\u003ctd\u003eM54\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE36\/7\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eZ3 2.8i\u003c\/td\u003e\n\u003ctd\u003e1999–2000\u003c\/td\u003e\n\u003ctd\u003eM52TU\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE36\/7\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eZ3 3.0i\u003c\/td\u003e\n\u003ctd\u003e2001–2002\u003c\/td\u003e\n\u003ctd\u003eM54\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE36\/8\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eZ3 Coupe 2.8i\u003c\/td\u003e\n\u003ctd\u003e1999–2000\u003c\/td\u003e\n\u003ctd\u003eM52TU\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE36\/8\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eZ3 Coupe 3.0i\u003c\/td\u003e\n\u003ctd\u003e2001–2002\u003c\/td\u003e\n\u003ctd\u003eM54\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eBMW model years, production dates, and engine configurations can also vary by market. Verify that your vehicle is equipped with an \u003cstrong\u003eM52TU or M54 engine\u003c\/strong\u003e before ordering.\u003c\/p\u003e\n\u003cp\u003eThis kit is \u003cstrong\u003enot intended for the earlier M50TU\/M52 Single VANOS system or the later N52\/N54-series VANOS systems.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch3\u003eStage 4: The Comprehensive Dual VANOS Service Kit\u003c\/h3\u003e\n\u003cp\u003eChoose \u003cstrong\u003eStage 4\u003c\/strong\u003e when you want to tackle the VANOS rebuild and the common surrounding maintenance items in one job.\u003c\/p\u003e\n\u003cp\u003eWith the complete \u003cstrong\u003ePTFE and FKM seal package, dual anti-rattle bushing sets, OEM VANOS sealing gasket, piston housing seals, valve cover gasket set, 15 rubber grommets, and VANOS oil feed line with banjo bolts\u003c\/strong\u003e, Stage 4 gives you the most comprehensive package in our M52TU\/M54 Dual VANOS lineup.\u003c\/p\u003e\n\u003cp\u003eInstead of taking everything apart only to reinstall old seals and aging components, Stage 4 lets you refresh the entire area while you're already in there.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eRebuild it once. Rebuild it right.\u003c\/strong\u003e\u003c\/p\u003e","brand":"VANOS Rebuild Kits","offers":[{"title":"Default Title","offer_id":43187147571294,"sku":"vrk-dual-stage4","price":260.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0673\/0845\/3982\/files\/rg-ultimate-dual-vanos-kit01_b83c657c-2f24-479c-8eaf-8df1e1c582ed.png?v=1787080510"},{"product_id":"dual-vanos-anti-rattle-bearing-kit","title":"Dual VANOS Anti-Rattle Bearing Kit","description":"\u003ch2\u003eBMW M52TU \/ M54 Dual VANOS High-Performance Bearing Rattle Repair Kit\u003c\/h2\u003e\n\u003cp\u003eEliminate the infamous BMW Dual VANOS rattle with our \u003cstrong\u003eHigh-Performance Dual VANOS Bearing Rattle Repair Kit\u003c\/strong\u003e, engineered specifically for BMW M52TU and M54 Dual VANOS units.\u003c\/p\u003e\n\u003cp\u003eAs BMW Dual VANOS units accumulate mileage, wear within the piston bearing assemblies can create excessive axial play. The result is the familiar metallic VANOS rattle coming from the front of the engine, often described as \u003cstrong\u003emarbles or rocks rattling around inside the timing system\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eUnlike the Single VANOS system, the M52TU and M54 use \u003cstrong\u003eDual VANOS\u003c\/strong\u003e, which independently adjusts both the intake and exhaust camshafts. That means there are two VANOS piston bearing assemblies to service.\u003c\/p\u003e\n\u003cp\u003eOur kit replaces the worn factory bearing components with \u003cstrong\u003ehigh-performance roller bearing assemblies\u003c\/strong\u003e designed to reduce unwanted movement, eliminate bearing-related VANOS rattle, and restore proper operation of both VANOS piston assemblies.\u003c\/p\u003e\n\u003ch3\u003eKit Includes\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e2 VANOS Bearing Rings\u003c\/li\u003e\n\u003cli\u003e4 High-Performance Roller Bearings\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eOne complete bearing repair kit services \u003cstrong\u003eboth the intake and exhaust sides\u003c\/strong\u003e of the M52TU\/M54 Dual VANOS unit.\u003c\/p\u003e\n\u003ch3\u003eIndividually Fitment Checked\u003c\/h3\u003e\n\u003cp\u003eBearing fit is extremely important when rebuilding a VANOS unit.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eEvery bearing kit is checked for proper fit using a brand-new VANOS unit before it leaves us.\u003c\/strong\u003e This provides a known factory-spec reference point for the bearing assemblies.\u003c\/p\u003e\n\u003cp\u003eHowever, your VANOS unit may have accumulated decades of wear. Because the amount of wear can vary between individual units, \u003cstrong\u003eminor adjustment of the bearing rings or races may be required to achieve the correct fit and preload in your specific VANOS assembly.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThis is normal and allows the bearing assemblies to be precisely fitted to your VANOS rather than relying on a one-size-fits-all tolerance.\u003c\/p\u003e\n\u003ch3\u003eWhat Does Dual VANOS Rattle Sound Like?\u003c\/h3\u003e\n\u003cp\u003eA worn Dual VANOS bearing assembly typically creates a metallic rattling or buzzing noise from the front of the engine. Many owners describe it as sounding like \u003cstrong\u003ea handful of marbles or small rocks being shaken around inside the VANOS unit\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eThe noise may become more noticeable within certain RPM ranges and can sometimes be mistaken for timing chain or other valvetrain noise.\u003c\/p\u003e\n\u003cp\u003eReplacing the worn bearing components and properly setting bearing preload helps eliminate excessive movement within the VANOS piston assemblies.\u003c\/p\u003e\n\u003ch3\u003eDon't Be Fooled by Cheap VANOS Bearing Kits\u003c\/h3\u003e\n\u003cp\u003eNot all VANOS rebuild components are created equal.\u003c\/p\u003e\n\u003cp\u003eThere are cheaper bearing kits available online, but \u003cstrong\u003ebearing quality, tolerances, and fitment matter\u003c\/strong\u003e. There's a reason some kits cost significantly less.\u003c\/p\u003e\n\u003cp\u003eOur high-performance roller bearing components are specifically selected for BMW M52TU\/M54 Dual VANOS applications, and \u003cstrong\u003eevery kit is checked in a brand-new VANOS unit for proper reference fitment before being sold\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eWhen you're already taking apart your VANOS unit, saving a few dollars on one of the most important components inside it isn't worth doing the job twice.\u003c\/p\u003e\n\u003ch3\u003eBearing Fitment \u0026amp; Adjustment\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eImportant:\u003c\/strong\u003e Used VANOS units can have different amounts of wear. Some bearing assemblies may require minor adjustment during installation to achieve the proper preload and piston movement.\u003c\/p\u003e\n\u003cp\u003eAlways check \u003cstrong\u003eboth VANOS bearing assemblies individually\u003c\/strong\u003e during the rebuild.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e400-grit sandpaper must be used for the following adjustment procedures.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch3\u003eTo Tighten the Bearing\u003c\/h3\u003e\n\u003cp\u003eIf \u003cstrong\u003eaxial play is present or there is insufficient preload\u003c\/strong\u003e, the applicable bearing ring can be carefully sanded to tighten the assembly.\u003c\/p\u003e\n\u003col\u003e\n\u003cli\u003ePlace a sheet of \u003cstrong\u003e400-grit sandpaper\u003c\/strong\u003e on a solid, completely flat surface.\u003c\/li\u003e\n\u003cli\u003eUsing medium pressure, sand one surface of the bearing ring back and forth approximately \u003cstrong\u003e6–8 inches, 30–40 times\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eRotate the ring \u003cstrong\u003e90 degrees\u003c\/strong\u003e and repeat the sanding procedure.\u003c\/li\u003e\n\u003cli\u003eFlip the ring over and repeat the procedure on the opposite surface.\u003c\/li\u003e\n\u003cli\u003eRotate the ring another \u003cstrong\u003e90 degrees\u003c\/strong\u003e and repeat.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003eThis procedure removes only a very small amount of material—approximately \u003cstrong\u003e0.004–0.006 mm from the total thickness of the ring\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eReassemble and check bearing fit and preload. Repeat only if additional adjustment is necessary.\u003c\/p\u003e\n\u003ch3\u003eTo Loosen the Bearing\u003c\/h3\u003e\n\u003cp\u003eIf \u003cstrong\u003eexcessive force is required to rotate the VANOS piston\u003c\/strong\u003e, the applicable bearing race can be carefully sanded to increase clearance.\u003c\/p\u003e\n\u003col\u003e\n\u003cli\u003ePlace a sheet of \u003cstrong\u003e400-grit sandpaper\u003c\/strong\u003e on a solid, completely flat surface.\u003c\/li\u003e\n\u003cli\u003eUsing medium pressure, sand one surface of the bearing race back and forth approximately \u003cstrong\u003e6–8 inches, 30–40 times\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eRotate the race \u003cstrong\u003e90 degrees\u003c\/strong\u003e and repeat the sanding procedure.\u003c\/li\u003e\n\u003cli\u003eFlip the race over and repeat the procedure on the opposite surface.\u003c\/li\u003e\n\u003cli\u003eRotate the race another \u003cstrong\u003e90 degrees\u003c\/strong\u003e and repeat.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003eThis procedure removes approximately \u003cstrong\u003e0.004–0.006 mm from the total thickness of the race\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eReassemble and check the piston for proper movement. Repeat only if additional adjustment is required.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAlways remove material gradually. It is much easier to remove additional material than to correct a component that has been sanded too far.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch3\u003eFitment Guide\u003c\/h3\u003e\n\u003cp\u003eThis kit is designed specifically for BMW models equipped with \u003cstrong\u003eM52TU and M54 Dual VANOS inline-six engines\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eChassis\u003c\/th\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003eYears \/ Production\u003c\/th\u003e\n\u003cth\u003eEngine\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE46\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e320i \/ 320Ci\u003c\/td\u003e\n\u003ctd\u003e1998–2005\u003c\/td\u003e\n\u003ctd\u003eM52TU \/ M54\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE46\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e323i \/ 323Ci\u003c\/td\u003e\n\u003ctd\u003e1998–2000\u003c\/td\u003e\n\u003ctd\u003eM52TU\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE46\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e325i \/ 325Ci \/ 325xi\u003c\/td\u003e\n\u003ctd\u003e2001–2006\u003c\/td\u003e\n\u003ctd\u003eM54\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE46\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e328i \/ 328Ci\u003c\/td\u003e\n\u003ctd\u003e1998–2000\u003c\/td\u003e\n\u003ctd\u003eM52TU\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE46\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e330i \/ 330Ci \/ 330xi\u003c\/td\u003e\n\u003ctd\u003e2001–2006\u003c\/td\u003e\n\u003ctd\u003eM54\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE39\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e520i\u003c\/td\u003e\n\u003ctd\u003e1998–2003\u003c\/td\u003e\n\u003ctd\u003eM52TU \/ M54\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE39\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e523i\u003c\/td\u003e\n\u003ctd\u003e1998–2000\u003c\/td\u003e\n\u003ctd\u003eM52TU\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE39\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e525i\u003c\/td\u003e\n\u003ctd\u003e2001–2003\u003c\/td\u003e\n\u003ctd\u003eM54\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE39\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e528i\u003c\/td\u003e\n\u003ctd\u003e1999–2000\u003c\/td\u003e\n\u003ctd\u003eM52TU\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE39\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e530i\u003c\/td\u003e\n\u003ctd\u003e2001–2003\u003c\/td\u003e\n\u003ctd\u003eM54\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE60\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e525i\u003c\/td\u003e\n\u003ctd\u003e2004–2\/2005\u003c\/td\u003e\n\u003ctd\u003eM54\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE60\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e530i\u003c\/td\u003e\n\u003ctd\u003e2004–2\/2005\u003c\/td\u003e\n\u003ctd\u003eM54\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE53\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eX5 3.0i\u003c\/td\u003e\n\u003ctd\u003e2001–2006\u003c\/td\u003e\n\u003ctd\u003eM54\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE83\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eX3 2.5i\u003c\/td\u003e\n\u003ctd\u003e2004–2006\u003c\/td\u003e\n\u003ctd\u003eM54\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE83\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eX3 3.0i\u003c\/td\u003e\n\u003ctd\u003e2004–2006\u003c\/td\u003e\n\u003ctd\u003eM54\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE85\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eZ4 2.5i\u003c\/td\u003e\n\u003ctd\u003e2003–2005\u003c\/td\u003e\n\u003ctd\u003eM54\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE85\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eZ4 3.0i\u003c\/td\u003e\n\u003ctd\u003e2003–2005\u003c\/td\u003e\n\u003ctd\u003eM54\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE36\/7\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eZ3 2.5i\u003c\/td\u003e\n\u003ctd\u003e2001–2002\u003c\/td\u003e\n\u003ctd\u003eM54\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE36\/7\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eZ3 2.8i\u003c\/td\u003e\n\u003ctd\u003e1999–2000\u003c\/td\u003e\n\u003ctd\u003eM52TU\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE36\/7\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eZ3 3.0i\u003c\/td\u003e\n\u003ctd\u003e2001–2002\u003c\/td\u003e\n\u003ctd\u003eM54\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE36\/8\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eZ3 Coupe 2.8i\u003c\/td\u003e\n\u003ctd\u003e1999–2000\u003c\/td\u003e\n\u003ctd\u003eM52TU\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE36\/8\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eZ3 Coupe 3.0i\u003c\/td\u003e\n\u003ctd\u003e2001–2002\u003c\/td\u003e\n\u003ctd\u003eM54\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003e\u003c\/h3\u003e\n\u003ch3\u003eEngine Fitment\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eM52TU Dual VANOS\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eM52TUB20\u003c\/li\u003e\n\u003cli\u003eM52TUB25\u003c\/li\u003e\n\u003cli\u003eM52TUB28\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eM54 Dual VANOS\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eM54B22\u003c\/li\u003e\n\u003cli\u003eM54B25\u003c\/li\u003e\n\u003cli\u003eM54B30\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eImportant Production-Date Note\u003c\/h3\u003e\n\u003cp\u003eBMW transitioned several models from the earlier \u003cstrong\u003eM52 Single VANOS engine to the M52TU Dual VANOS engine\u003c\/strong\u003eduring the 1998–1999 production period.\u003c\/p\u003e\n\u003cp\u003eBecause model years can overlap, especially between different markets, we recommend verifying that your vehicle is equipped with an \u003cstrong\u003eM52TU or M54 Dual VANOS engine\u003c\/strong\u003e before ordering.\u003c\/p\u003e\n\u003cp\u003eThis kit is \u003cstrong\u003enot compatible with the earlier M50TU\/M52\/S50\/S52 Single VANOS system or the S54 Dual VANOS system.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch3\u003eFix the Dual VANOS Rattle at the Source\u003c\/h3\u003e\n\u003cp\u003eIf your M52TU or M54 sounds like there's a box of marbles at the front of the engine, worn VANOS bearing assemblies may be the source.\u003c\/p\u003e\n\u003cp\u003eOur High-Performance Dual VANOS Bearing Rattle Repair Kit gives you the \u003cstrong\u003etwo bearing rings and four roller bearings\u003c\/strong\u003e needed to service both sides of the VANOS unit. With the ability to precisely adjust each bearing assembly to your individual VANOS unit, you can address excessive play rather than simply living with the noise.\u003c\/p\u003e\n\u003cp\u003eWhether you're repairing an existing VANOS rattle or completing a comprehensive M52TU\/M54 VANOS rebuild, this is an ideal upgrade while the unit is already apart.\u003c\/p\u003e","brand":"VANOS Rebuild Kits","offers":[{"title":"Default Title","offer_id":43216539746398,"sku":"vrk-dual-rattle-kit","price":70.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0673\/0845\/3982\/files\/bmw-dual-vanos-rattle-kit03.png?v=1787745485"}],"url":"https:\/\/vanosrebuildkits.com\/collections\/m52tu-m54-dual-vanos-rebuild-kits.oembed","provider":"VANOS Rebuild Kits","version":"1.0","type":"link"}