Features & Benefits:-
* Upgrades Milwaukee-Eight 107ci to 129ci.
* 4.320″ Bore.
* 4.375″ Stroke (4-3/8″).
* Forged Pistons.
* 11.1 Compression Ratio.
* Wrinkle Black Finish.
* With Highlighted Fins.
* Bolt-on Kit.
* No Crankcase Machining Required.
* Includes Gaskets & Hardware.
* Includes Cam Cover Badge
Suggested Additional Purchase:
Dual spray piston cooling jet kit # SS310-1203
Tech Tips:-
* Will Not Fi t 114ci 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 !
MFR PART No: 910-0843
ROLLIES PART No: SS910-0843
