Subcategories
Durable Big Bore upgrade with premium aluminum cylinders and cast-in iron liners. Kit includes pistons, rings and gaskets. Made in the USA. Requires skilled installation.
Cylinders with a stock bolt pattern, bored slightly under nominal size and left un-honed; designed for 124" hot set up kits and '99-'17 Twin Cams. Requires crankcase machining.
Complete cylinder and piston replacement kit for 80" Shovelhead engines that preserves stock compression; includes pistons, cylinders, rings, gaskets and mounting hardware. Made in USA.
Complete big-bore cylinder and piston kit with forged pistons, gaskets, and hardware; ideal for stroker engine builds. Made in the U.S.A.
Bolt-in big bore kit with cast ductile iron sleeves for improved heat transfer. Complete kit includes cylinders, forged pistons, rings, pins, clips and gaskets. Not for use with S&S 79cc heads.
Cylinders finished undersized for finish-hone fitting.
OEM black texture powder-coat with highlighted fins.
Stock replacement for straightforward installation.
Simple, two-fastener installation. Fits over stock lid and body for a clean finish.
Complete rear master cylinder assembly. Fully assembled for easy installation.
Precision CNC-machined unit with included elastomer diaphragm, universal bracket, and fluid line. Made in the USA.
Precision-machined reservoir cap includes gasket and mounting screws for easy installation.
Durable replacement gaskets for brake cover kits that prevent leaks and ensure a proper seal.
Complete rear master cylinder assembly, fully assembled for easy installation.
Compact custom brake solution for tight installations with a sleek profile and included mounting hardware.