Compact Yet Powerful

Our 5150 AutoSport Stroker Kits are specifically designed for BMW E36 M3 Euro-Model Engines

including upside down

NOTE: Because the top of the fuel fill tube should not be higher than the location of this air filter

Viton Valve Stem Seals, BMW S58 BMWSH1-CV-S Compact Yet PowerfulViton Stem Seals for High Performance BMW S58 Engines Viton Stem Seals are engineered to prevent oil from entering the combustion chamber, ensuring optimal engine performance. Crafted from premium Viton material, these seals offer superior control and durability across the entire RPM range. Their compact design allows for clearance in small inside diameter valve springs. Developed to withstand the extreme conditions of high horsepower and turbocharged