An engine that performs optimally and consistently

COMPATIBILITY

This direct-fit camshaft set is optimized for use with both stock and upgraded N55 setups

Opt for a mild profile to improve street drivability or choose a more aggressive grind to push the limits on the track

high-quality solution to enhance the performance of their B58 engine

BMW Crankshaft Hub Washer 11 23 8 090 136 KD An engine that performs optimallyGenuine BMW Crankshaft Hub Washer 11 23 8 090 136 (11238090136) is the OE replacement washer designed for N55 and S55 engines. This critical component ensures proper seating and torque retention of the crank hub assembly, maintaining long term engine reliability under both stock and high performance conditions. BMW recommends using only new OEM hardware when servicing the crank hub, as reusing old components can compromise clamping force and lead to