Weight: 28.00
- Tha largest Big Bore possible with a slip in kit.
- This S&S® clylinder and piston kit takes your 107" M8 to 129".
- Black Cylinders with highlighted fins. Huge bore increase means huge power increase.
- Works with stock crankcases (no machine work).
- Powder coat finish matches factory finish.
- MLS (multi-layered steel) head gaskets.
- 4.320" bore.
- 4.375" stroke.
- Retains stock engine height.
- Includes Cubic Inch Cam Cover Badge.
- Made in the USA.
S&S®