Cams for Twin Cam 00-06 are for use with stock splined drive gears; for installation on Twin Cam 99 motors you must purchase splined outer drive sprocket; S&S recommends that Andrews 4340 steel drive sprocket PART NO. H11-120 be used
Cams for Dyna 06 and Twin Cam 07-10 are for use with models with hydraulic tensioner chain-drive system; cams 510C and 551C are bolt-in applications, all others require high-lift valve springs
Made in the U.S.A.
NOTE: Installer must check coil bind, valve-to-valve clearance and valve-to-piston clearance.
Designed as bolt-in cam for 88 in., 95 in. and 96 in. engines with compression ratios below 9.7:1
Intended primarily for stock heads that have not been ported
A bolt-in cam set designed for stock 07 and later 96 in. touring bikes
More power across the rpm range, with improved low and midrange torque