S&S Cycle 124” Power Package for '17-20 Harley Davidson M-8 Oil Cooled Touring W/ Non highlighted cylinder fins, chain drive cam and gloss black pushrod tubes
Power Package - 124" CI Oil Cooled, Chain Drive with Highlighted Fins and Black Pushrod tubes for 107" M8
107" to 124" Big Bore Kit Not recommended for Tri-Glide or other three wheel models including conversion due to lugging nature of these bikes.
- Wrinkle Black Finish with Non highlighted cylinder fins
- Bolt on kit. No case machining required
- 4.250" bore
- Forged Pistons
- 11:1 Compression Ratio
- Oil Pump/Cam Plate
- Precision machined from billet aluminum
- 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
- Pressure Relief Valve is adjustable with unit installed in engine
- Pushrods: Quickee pushrods
- Tappets: S&S premium tappets
- Tappet Cuffs: 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
- Valve Springs: Work well with cams up to .605 lift High-performance conical single wire spring
- Made in the U.S.A.
