S&S Cycle 2017+ M8 Models 4.320in Bore 4.625in Stroke Cylinder Kit - Black Granite w/ Highlight
The biggest just got bigger! 136 cubic inches of bolt-on power in this cylinder and piston kit.
- Powder coat finish matches factory finish, giving the bike a "sleeper" advantage
- Huge displacement increase (4.320" Bore) means a huge power increase
- Original engine serial numbers are retained
- MLS (multi-layered steel) head gaskets
- Retains stock engine height
- Works with stock crankcases
- Includes Cam Cover Badge