910-0179 | 3-1/2" Bore Cylinder & Piston Kit For 1984-'99 Big Twins With Stock Or S&S Performance Replacment Cylinder Heads - Natural Aluminum Finish t-shirt These Performance Risers are offered

These Performance Risers are offered in 6"

And the YKK® locking inside zipper provides easy on/off comfort

Available in black anodize or chrome finish

08-16 FLT / 16-17 Softail & FXDLS (FBW)

2021 Harley-Davidson Touring FLTRX Road Glide

910-0179 | 3-1/2" Bore Cylinder & Piston Kit For 1984-'99 Big Twins With Stock Or S&S Performance Replacment Cylinder Heads - Natural Aluminum Finish t-shirt These Performance Risers are offeredS&S Cycle 910 0179 This replacement cylinder and piston kit contains S&S 3 1 2" bore cylinders and cast pistons, rings, wrist pins, and head and base gaskets. The pistons included in this kit are flat topped cast pistons designed to be used with either stock cylinder heads or with S&S Performance Replacement heads. Cylinders have a natural aluminum finish. Install Instructions Download Additional Install InstructionsFITMENT DISCLAIMER Fitment