The S&S Power Package is the ideal combination of performance and savings designed to transform your engine without breaking the bank. The latest kits combine our biggest big bore cylinders (4.32 in.) with matched cam/cam plate/ oil pump and everything else a high performance cam chest needs for reliable horsepower. Transform your 107 in. to 129 in. and your 114/117 in. to a 132 in. monster.Black finish with hightlight fins, for oil cooled 2017+ M8 Models.
- 129 in. Big Bore kits for Oil Cooled 2017+ M8 Models
- Black powder coat finish match factory finish
- Original engine serial numbers are retained
- MLS (multi-layered steel) head gaskets
- Performance matched 550 cam
- Works with stock crankcases
- Retains stock engine height
- Includes Cam Cover Badge
- With Highlight Fins





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