BMW S55 M3 M4 Crank Hub Upgrade including \nReinz Rocker gasket \nReinz crank seal\nTiming chain kit\nCamshaft locking tool\nCrank seal guard\n\nThis is the stage S55 stage 3 upgrade that requires drilling\nThis is an absolute fail save version of the S55 crank hub upgrade Your timing chain would snap before the shear force would damage the 4 pins so there is absolute 100 safe fixture to the hub \n\nSo its just had a full service while doing the above \n\n£15995 NO OFFERS NO SWAPS