Description
Kies Motorsports Crank Bolt Lock, BMW N54 N55 S55 Application:N55 S55 8 Bolt 4340 forged steel construction for Strength for Performance Driving S85 V10 CP FPS B58 82.5 9 Bore Options:93 mm 4340 forged steel construction for lightweight strength and durability 3″ Pro Clamp Full Assembly11