129" Power Package Engine Performance Kit

Transform 107" oil-cooled M8 into 129" with no case machining requiredBig bore cylinders come with matching cam, cam plate and oil pumpIndependent scavenge sections for flywheel cavity and cam chestMagnet in cam chest to help prevent debris from entering oil pumpFeature high-performance conical single-wire S&S valve springsOriginal engine serial numbers are retainedPassage plugs are removable for servicingDebris screen in both scavenge pickupsMLS (multi-layered steel) head gasketsPerformance matched 550 camWorks with stock crankcaseMade in the USA