Description
BMW S58 3.4L Stroker Kit by 5150 AutoSport Compression Ratio:9.5:1 Increased clamping strength and consistency Strength for Performance Driving S85 V10 CP FPS B58 82.5 9 Bore Options:93 mm Increased clamping strength and consistency help improve bottom end stability while keeping the main caps and crankshaft properly located under extreme loads 15mm Intake 9