4 1/8" Low Compression Bore Cylinder & Pistons Kit for 124" Hot Set Up Kit® For 1999-'06 Big Twins With Stock Cylinder Heads - Wrinkle Black Powder Coat FInish Headlight-Bucket Single Side Plug And Play

Single Side Plug And Play (PNP) Connection Design

Add instant attitude to your Bagger with the latest addition to our front fender line

53-238 Twin Tuner fuel injection controller

& 18-inch True Floating Cog Drive Brake Rotors

4 1/8" Low Compression Bore Cylinder & Pistons Kit for 124" Hot Set Up Kit® For 1999-'06 Big Twins With Stock Cylinder Heads - Wrinkle Black Powder Coat FInish Headlight-Bucket Single Side Plug And PlayThis big bore cylinder and piston kit contains S&S 4 1 8" bore cylinders and forged pistons, rings, wrist pins, head and base gaskets. Pistons are dished dome design intended for use with stock cylinder heads. The cylinders are machined with the stock bolt pattern and are intended for use in stock crankcases of 1999 '06 big twin engines. Designed for 4 5 8" stroke flywheels, resulting in 124" displacement. Cylinder finish is a durable wrinkle black