NON CA

Features Heads are fully assembled with springs and valves Works great with 88" to 103" stock motors, but are ideal for larger stroker or big bore...

Features Fully assembled, and include stainless steel valves and high-lift springs Optimized for smaller displacement engines Available to be used...

Features 6AN .160" ID threaded fuel inlet seat for racing Made in the USA DISCLAIMER: Not legal for sale or use in California on any pollution co...

Features Idle mixture screws with or without O-ring for Super E & G carburetors Made in the USA DISCLAIMER: Not legal for sale or use in Cali...

Features 4.125" bore crankcase can be used as a foundation for a custom engine or replacement for T111, T124, or T143 Stock looking, but stronger;...

Features Replacement Twin Cam "A" engine cases for stock H-D chassis only (carb and EFI) Features greater overall strength than stock crankcases S...

Features Cylinders have a stock bolt pattern Bored slightly under nominal size and are not honed Designed for 124" Hot Set Up Kits used in '99-'17...

Features Includes a set of S&S Shovelhead-style cylinder heads, a pair of S&S stock bore cylinders (3-7/16" for 74" engines or 3-1/2" for...

Features Saves time because pistons already fit to the cylinders - ready to assemble out of the box Cylinders are constructed from premium aluminu...

Features Saves time because pistons already fit to the cylinders - ready to assemble out of the box Cylinders are constructed from premium aluminu...

Features Adds performance compared to the stock header pipes Independent dual-look with "under the bike" crossover Design moves the rear cylinder ...

Features Adds performance compared to the stock header pipes Independent dual-look with "under the bike" crossover Design moves the rear cylinder ...

Features Classic 2-1 styling with world famous S&S performance! Full heat shields on both front and rear headers Stepped header construction C...

Features Stock deck height Large volume sump Machined, close-fitting oil scraper (stock is as cast) A solid foundation for building a big-bore eng...

Features: CNC-machined from billet aluminum High Performance washable K&N air filter for up to 50% more airflow Clean look with hidden bolts d...

Reaper Camshaft - Chain Drive - 574 Series - Twin Cam '99-'06 (except '06 Dyna) Power band for modified engines and an excellent bolt-in for stock...

Makes it possible to adjust cruise for best fuel economy as well as larger throttle openings for peak power User can specify what air/fuel ratio t...

Makes it possible to adjust cruise for best fuel economy as well as larger throttle openings for peak power User can specify what air/fuel ratio t...

PowrFlo Air Intake Kit - Black The PowrFlo* intake system consists of an aluminum cover and all the fasteners, seals, backing plate and mounting ha...

RPT Air Intake Kit - Chrome/Black Same internal components as the Cobra PowrFlo air intake, with the outside cover replaced with a machined aluminu...

RPT Air Intake Kit - Black/Chrome Same internal components as the Cobra PowrFlo air intake, with the outside cover replaced with a machined aluminu...

RPT Air Intake Kit - Black Same internal components as the Cobra PowrFlo air intake, with the outside cover replaced with a machined aluminum indus...

RPT Air Intake Kit - Chrome Same internal components as the Cobra PowrFlo air intake, with the outside cover replaced with a machined aluminum indu...

Air Cleaner Kit - Black The Cobra system consists of a laser-cut, formed steel cover, separate mounting ring, and all the fasteners, seals, backing...