Mosselman BMW S55 Engine Crank Hub Upgrade For BMW F80 M3, F82 M4 & F87 M2 Competition X4/M F26 | G02 | F98(S) - Nucap NRS hook pad

- Nucap NRS hook pad retention system eliminates pad separation from the back plate

They apply for all cars with M14x1

Valve Type: Helical gear-driven SBS (Smooth Bore System)

making it great to live with on a daily basis

H&R Sport Springs come with a limited lifetime warranty

Mosselman BMW S55 Engine Crank Hub Upgrade For BMW F80 M3, F82 M4 & F87 M2 Competition X4/M F26 | G02 | F98(S) - Nucap NRS hook padIncrease the reliability of your BMW's S55 engine with the Mosselman S55 upgraded crank hub. As featured in our BMW S55 engine reliability review, the crank hub is a common failure point with tuned cars being the most at risk. In the BMW S55 engine, camshafts are connected to the crankshaft via a camshaft chain. This chain, in turn, is connected to a sprocket thats mounted on the crank hub. In stock form, this sprocket is not fixed on the crank hub,