• Updated profile to fit M8 models including the VVT models
• Big bore bolt-on kit increases your 114"/117" with 4.50" stroke M8 to 132" with no case machining required
• S&S oil pump/cam plate
• Passage plugs are removable for servicing
• Independent scavenge sections for flywheel cavity and cam chest
• Debris screen in both scavenge pickups
• Magnet in cam chest to help prevent debris from entering the oil pump
• Increased oil flow capacity on both the oil feed and scavenge side
• Adjustable pressure relief valve can be adjusted with the unit installed in the engine
• Quickee pushrods with pushrod tubes
• S&S premium tappets
• S&S hard anodized, black coated tappet cuffs are billet aluminum construction
• S&S valve springs; work with cams up to 0.605" lift
• High performance conical single wire spring design
• 496 cam designed for big bore applications
• MLS (multi-layered steel) head gasket
• Made in the USA

Notes

• Retains stock engine height.
• Works with stock crankcases.
• Works with the stock and S&S roller rocker arms.
• Original engine serial numbers are retained.
• Compatible with the stock valve springs, both first generation (round port) and second generation (oval port).