S&S SIDEWINDER .650" LIFT VALVE SPRINGS ENGINE AND COMPONENTS_SPUTHE Works with standard 1" handlebar

Works with standard 1" handlebar

Our Mega-Lugs have at least twice as much copper weight as standard lugs

Softail Fat Boy S - FLSTFBS 2016-2017

but if you're prepared for one

Crafted from high-grade T6061 aluminum through precision machining

S&S SIDEWINDER .650" LIFT VALVE SPRINGS ENGINE AND COMPONENTS_SPUTHE Works with standard 1" handlebarS&S SIDEWINDER . 650" LIFT VALVE SPRINGS For valve lift to . 650 with 1. 860 178 lb. installed height, 376 lb. at max lift High Performance conical single wire spring Kit Includes: Springs, Top Collars, Keepers, Bottom Collars Seals Made in the USA Click here for M8 instructions DISCLAIMER: NOT LEGAL FOR SALE OR USE IN CALIFORNIA ON ANY POLLUTION CONTROLLED MOTOR VEHICLES. IF FOR RACE OR OFF HIGHWAY USE OUR CA EXHAUST WAIVER WILL NEED TO BE SIGNED AND