Features & Benefits:-
* Upgrades Milwaukee-Eight 114ci to 128ci
* 114ci to 128ci Big Bore Kit
* 4.250in. Bore
* 4.500in. Stroke (4-1/2in.)
* Forged Pistons.
* 11.1 Compression Ratio.
* Wrinkle Black Finish.
* With Highlighted Fins.
* Bolt-on Kit.
* No Crankcase Machining Required.
* Includes Gaskets & Hardware.
* Will Not Fit 107ci Models.
* Use Care during assembly to avoid damage to Cylinder Spigots.
* Ring gap & Piston to Cylinder Clearance should be checked.
* Rev Limit should be set at 3500 rpm for Initial Run In Period.
* Re-Calibration of Ignition Timing & Fuel Mixture is required.
Proudly Made in the USA by S&S Cycle !