A bolt on 102mm 686cc Big Bore Kit which includes all the parts shown to make a successful installation. Our Kits require no modification when you receive it. It will just slide into your case without hassle. Our Kits include a TRUE 686cc Cylinder with larger water jackets for greater cooling capacity.
You don't want to end up with over heating problems down the road. Includes a brand new 102mm Cylinder, NGK spark plug, 10:1 piston kit & high performance gasket set for an easy installation. Best of all, our kits are ready to install right out of the box. Forged directly from the belief that better products for ATV's, UTV'S, Motorcycles, Snowmobiles, all other Powersports Vehicles is possible, NICHE Parts combine attention to detail and a "Get The Job Done Right" attitude.
Our high-quality control standards and premium OEM Specification manufacturing materials has created a new standard in the OPE Replacement Parts Industry.