S&S CYCLE
124" Big Bore and Cam Chest Power Package for 114" & 117" M8
2017-2023 Oil Cooled M8, 550 Chain Drive Cam, Wrinkle Black with Highlighted Fins
Made in the U.S.A.
Big Bore Kit
107" to 124" Big bore kit
Bolt on kit.
No case machining required
Forged pistons
11.1 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
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
Valve Springs
Work well with cams up to .605 lift
High-performance conical single wire spring
Not recommended for Tri-Glide or other three wheel models including conversion due to lugging nature of these bikes.
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