S&S Cycle Power Pack OC No-HL M8

Big Bore Kit

107" to 124" Big bore kit

Bolt on kit

No case matching required

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 the 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

Quikee pushrods

Tappets

S&S precision tappets

Tappet Cuffs

Hard anodized black coating

Billet aluminum construction

Improve tappet stability in high lift and high rpm situations

Cam

S&S 550 cam-designed for big bore applications

Stronger than stock material eliminates distortion

Valve Springs

Work well with cams up to .605" lift

High performance conical single wire spring

Made in the U.S.A.

Forged pistons

S&S does not recommend compression ratios higher than 10:1 for Tri Glide® or other three wheel models (including conversions) due to extra loads caused by the lugging nature of these bikes. Detonation and subsequent engine damage may result