Description
B58 Fire Ring Set Cylinder Head Service Smooth and Predictable Power DeliveryEngine Strength for Performance Driving S85 V10 CP FPS B58 82.5 9 Bore Options:93 mm Smooth and Predictable Power DeliveryEngine pulses are dampened more effectively The Nuke Performance Fuel Rail for BMW M42 engines delivers modern fueling capability to your classic 4 cylinder setup