Seller notes

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. Don't waste your time re-boring, buy new. 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...

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