Kit includes two direct-fit hoses

Throttle body adapter

Superior durability for high-stress

This design minimizes damage to threads during frequent rebuilds

Race Main Bearing Set, BMW M50 M52 S50 S52 633CSI Kit includes two direct-fit hoses5150 AutoSport's Race Main Bearing Sets for BMW M50, M52, S50, and S52 engines are engineered to withstand extreme performance conditions. Featuring Calico coated surfaces, these bearings reduce friction, enabling your engine to generate more power and resist the risk of bearing spin under high stress. The advanced thermal resistant properties make them ideal for forced induction setups and racing applications, ensuring reliability even during oil