Case mating surface is flat
For non-balanced Twin Cam models
Camshaft Kit - 590C - Chain Drive - M8
Oil Pump with Gears
Big-bore bolt-on kit increases 114"/117" with 4-1/2" stroke M-Eight to 128" with no case machining required
S&S CYCLE Oil Pump with Gears - Universal Cover - Big Twin 31-6295 Automotive/UTV Tires - On Road Case mating surface is flatOil Pump with Gears Universal Cover Big Twin Kit includes oil pump, universal cover with top and bottom feeds, mounting bolts, supply and return gears, drive shaft with keys and snap rings, check ball and spring, pressure relief valve and spring, check ball and release valve cover screws with O rings, miscellaneous hose fittings, plugs, screws and gaskets, Standard covers feature top and bottom feeds, universal covers have a number of oil feed and