4 1/8" Bore Cylinder Kit for S&S V111 Engine For 1984-'99 Big Twins - Wrinkle Black FInish Touring and Roadking Mufflers (1995-2006) The built-in 50-watt amplifier drives

The built-in 50-watt amplifier drives both fairing and TourPak speakers

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4 1/8" Bore Cylinder Kit for S&S V111 Engine For 1984-'99 Big Twins - Wrinkle Black FInish Touring and Roadking Mufflers (1995-2006) The built-in 50-watt amplifier drivesThis 4 1 8" bore cylinder and piston kit replaces the cylinders and pistons on S&S V111 engines for 1984 '99 big twins. The kit contains S&S 4 1 8" bore cylinders and forged pistons, rings, wrist pins, head and base gaskets. Pistons are flat topped design intended for use with S&S Super Stock cylinder heads. The cylinders are machined with the S&S bolt pattern and are intended for use in S&S crankcases used in S&S V111 engines. Designed for 4 1 8"