POWER PK CHN M8 BKG OIL

128" Power Package for 114"/117" Oil Cooled M8Made in the USABig Bore KitBig-bore bolt-on kit increases 114"/117" with 4-1/2" stroke M-Eight to 128" with no case machining required4-1/4" bore cylinders with 11:1 forged pistonsOil Pump/Cam PlateS&S oil pump/cam plate with blue anodized finishPassage plugs are removable for servicingIndependent scavenge sections for flywheel cavity and camchestDebris screen in both scavenge pickupsMagnet in camchest to help prevent debris from entering the oil pumpIncreased oil flow capacity on both the oil feed and scavenge sideAdjustable pressure relief valve can be adjusted with the unit installed in the enginePushrodsQuikee pushrods with chrome pushrod tubesTappetsS&S premium tappetsTappet CuffsS&S hard-anodized, black coated tappet cuffs are billet aluminum constructionImprove tappet stability in high-lift, high-rpm situationsCamS&S 550 cams designed for big bore applicationsValve SpringsS&S valve springs work with cams up to .605" liftHigh-performance conical single-wire spring designAll necessary gaskets, bearings and hardware for bolt-on installation is includedNot recommended for Tri-Glide or other three wheel models including conversion due to lugging nature of these bikes.