POWERPAK OILCOOL 4.320"BORE 4 3/8"STROKE 550G CAM

Made in the USA All necessary gaskets, bearings and hardware for bolt on installation included High-performance conical single wire spring design S&S valve springs work with cams up to 0.605" lift S&S 550 cams are designed for big bore applications S&S hard-anodized, black coated tappet cuffs are billet aluminum construction S&S premium tappets Quickee pushrods Adjustable pressure relief valve can be adjusted with the unit installed in the engine Increased oil flow capacity on both the oil feed and scavenge side Magnet in cam chest to help prevent debris from entering the oil pump Debris screen in both scavenge pickups Independent scavenge sections for flywheel cavity and cam chest Passage plugs are removable for servicing S&S oil pump/cam plate with blue anodized finish 4.32" bore cylinders with 11.0:1 compression ratio forged pistons Big-bore bolt-on kit increases 107" M8 to 129" with no case machining required