Seller notes

M8 128" Big Bore Kit for M8 models with 114"/117" Engine - Wrinkle Black w/ Highlighted Fins - Oil CooledBig-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 cam chestDebris screen in both scavenge pickupsMagnet in cam chest to help preven...

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