WISECO, 88" TO 107" TWIN CAM 'SLEEPER' PISTON KIT. STD

Wiseco, 88" to 107" Twin Cam 'Sleeper' piston kit. STD

88" to 107" big bore conversion piston set. Incl. forged 10.5:1 CR domed 4-1/8" bore pistons, Hastings rings, circlips, wrist pins. Requires 4-1/8" big bore cylinders and case boring. Works with stock 4" stroke flywheels of 88" models. Note: Does not include any gaskets. Note: Oversizes are not available.

Fits: > 99-06 88" Twin Cam (NU)