Push RPM Limits: Safely increase your RPM to 9600 for maximum performance

triple-pass design to achieve optimal temperatures

2000 - 2003     BMW E52     Z8

engineered for the 4

1979-1986     E23     733i / 735i

BMW N63 S63 High Performance Main Bearing Set 11-24-1-730-420 Push RPM Limits: Safely increase5150 High Performance Main Bearings for BMW N63 and S63 V8 engines are engineered to meet the rigorous demands of high horsepower builds. These bearings feature Calico's advanced coating technology, which reduces friction, increases durability, and helps the engine generate more power by minimizing wear. Unlike OEM bearings, 5150's bearings are designed to resist "spinning" under extreme stress, making them ideal for forced induction and racing