Big-bore bolt-on kit for compatible M8 models, including VVT models, that upgrades 114"/117" M8 engines with a 4.500" stroke to 132" without case machining.
Includes an S&S oil pump/cam plate, removable passage plugs for service, independent scavenge sections for the flywheel cavity and cam chest, and debris screens in both scavenge pickups.
Additional oil control features include a cam-chest magnet, increased oil flow capacity on the feed and scavenge side, and an adjustable pressure relief valve that can be adjusted with the unit installed.
Built with Quickee pushrods and pushrod tubes, S&S premium tappets, hard-anodized black-coated billet aluminum tappet cuffs, S&S valve springs, and a 496 cam designed for big-bore applications. Retains stock engine height and original engine serial numbers.
Compatible with stock crankcases, stock and S&S roller rocker arms, and both first-generation round-port and second-generation oval-port stock valve springs. Made in the USA.