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Purchasing Information:
After you place your order on this site, we will contact you to confirm your order details prior to payment being made. All orders will be processed and fulfilled by one of our authorised dealers. Rollies Speed Shop Distribution is a wholesale business and does not sell directly to the general public. For more info see the Purchasing Information page.
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.
Tech Tips:-
* Will Not Fit 107ci Models.
* Use Care during assembly to avoid damage to Cylinder Spigot s.
* 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: 910-0684
ROLLIES PART No: SS910-0684
Give us a call us on
(07) 3252 5381 and one of our
parts specialist’s will help
you get the parts you need.Â
