117ci Big Bore Kit - Silver. Fits Twin Cam 2007-2017 - S&S Crankcase & Bottom End - V-Rod these beautiful risers are CNC

these beautiful risers are CNC machined from from billet aluminum

* Designed for use with stock components – wheel

finished in gloss black

but more often than not

Gloss Black pushrod covers

117ci Big Bore Kit - Silver. Fits Twin Cam 2007-2017 - S&S Crankcase & Bottom End - V-Rod these beautiful risers are CNC* 117 Standard Compression Flat Top Pistons * Note: Crankcases must be bored to accept the larger 4 1 8 bore cylinders * Compression Ratios: 85cc Stock Heads = 10. 9: 1 89cc S&S Heads = 10. 5: 1 91cc S&S Heads = 10. 3: 1 95cc SE Heads = 10. 0: 1 * This big bore cylinder and piston kit contains S&S 4 1 8 bore cylinders and forged flat topped pistons, rings, wrist pins, head and base gaskets. The cylinders are machined with the stock bolt pattern and