Part Description
129 Power Package for M8- Big-bore bolt-on kit increases 107" M8 to 129" with no case machining required.
- 4.32" bore cylinders with 11.0:1 compression ratio forged pistons.
- S&S oil pump/cam plate with blue anodized finish.
- Passage plugs are removable for servicing.
- Independent scavenge sections for flywheel cavity and cam chest.
- Debris screen in both scavenge pickups.
- Magnet in cam chest to help prevent debris from entering the oil pump.
- Increased oil flow capacity on both the oil feed and scavenge side.
- Adjustable pressure relief valve can be adjusted with the unit installed in the engine.
- Quickee pushrods .
- S&S premium tappets.
- S&S hard-anodized, black coated tappet cuffs are billet aluminum construction.
- S&S 550 cams are designed for big bore applications.
- S&S valve springs work with cams up to 0.605" lift.
- High-performance conical single wire spring design.
- All necessary gaskets, bearings and hardware for bolt on installation included.
- Made in the USA"
