ESS Engineering G1 supercharger unit

Twice as efficient as factory pump

these shims provide the stability required for track-focused builds

The 5150 AutoSport Crankshaft Position Sensor allows you to pick up the crank position signal from the front of the engine

the shafts can twist to at least 90 degrees

BMW B46 Valve Spring Kit by Ferrea Legacy GT ESS Engineering G1 supercharger unitWhen building a high performance BMW B46 engine, upgrading the valvetrain is criticaland Ferrea valve springs are among the most trusted components in the industry. Engineered to prevent binding, breakage, and valve float, this spring kit is designed for enthusiasts pushing their B46 on the street or track. Built to Handle High RPM and Boosted Applications Valve spring binding, breakage, and float can cause major problems at high RPM or under boost.