S&S Cycle 2017 M8 Models 128in CI Oil Cooled w/ Chrome Pushrod Tubes & Highlighted Fins

Buy all of the matched parts in one kit and save $$$! Features: Big Bore Kit: 114" to 128" Big Bore Kit, Black Granite Finish, Highlighted Fins, No case machining required, 4.250" bore, Forged Pistons, 11.1:1 Compression Ratio. Oil Pump/Cam Plate: Precision Machined from Billet Aluminum, Blue Anodized Finish, Passage Plugs Removable for servicing, Independent Scavenge Sections for Flywheel Cavity and Cam Chest, Debris Screens in both scavenge pickups, Magnet in Cam Chest to help to stop debris from entering oil pump, Increased Flow Capacity on both Feed and Scavenge side, Adjustable Pressure Relief Valve is adjustable with unit installed in engine. Pushrods: Quickee Pushrods w/Chrome Pushrod Tubes. Tappets: S&S Precision Tappets. Tappet Cuffs: Hard Anodized Black Coating, Billet Aluminum Construction, Stronger than Stock Material eliminates Distortion, Improve tappet stability in high lift and high rpm situations. Cam: S&S 550 Cam- Designed for Big Bore Applications, Gear Drive Cam provides improved cam timing accuracy and eliminate the stock cam chain tensioner, Gear Drive kit includes outer Drive Gears. Valve Springs: Work well with cams up to .605 lift, High Performance Conical Single Wire Spring. Includes all gaskets, bearings, and hardware required for installation. Made in the U.S.A. Not recommended for trike models.