| | cylinders wiseco 80 ci big bore kit for v-rod what happens to a new harley- ... to 4.250 bore the same size as a 454 chevy and big enough to swallow the factory ... sleeve then wiseco designs and forges the leading edge piston and ring ... so thanks to the trick new dedicated forging coming out of wiseco s in-house forging ... to accept big bore sleeve kit includes forged pistons piston rings clips piston pins ... 234138 234143 234144 80ci big bore kit for v-rod replacement o-ring kit ... set wiseco 3 3/4 big bore piston kits for evolution big-twin these piston kits ... cc big bore with stock stroke must be used in combination with a set of 3 3/4 ... bore cylinders no cylinder head modification or re-balancing of ... to the spigot size of these big bore cylinders compression ratio is 9.5 to 1 when ...
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