Description
128″ Power Package – Gear Drive – Wrinkle Black with Non-Highlighted Fins – 114″/117″ M8
Made in the USA, Big Bore Kit, Big-bore bolt-on kit increases 114″/117″ with 4-1/2″ stroke M-Eight to 128″ with no case machining required, 4-1/4″ bore cylinders with 11:1 forged pistons, Oil Pump/Cam Plate, S&S oil pump/cam plate with blue anodized finish, Passage plugs are removable for servicing, Independent scavenge sections for flywheel cavity and camchest, Debris screen in both scavenge pickups, Magnet in camchest 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, Pushrods, Quikee pushrods with chrome pushrod tubes, Tappets, S&S premium tappets, Tappet Cuffs, S&S hard-anodized, black coated tappet cuffs are billet aluminum construction, Improve tappet stability in high-lift, high-rpm situations, Cam, S&S 550 cams designed for big bore applications, Valve Springs, S&S valve springs work with cams up to .605″ lift, High-performance conical single-wire spring design
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