Increases valve timing accuracy by eliminating chain lash and loosely fit stock chain drive
Reverses the rear cam's direction of rotation, providing additional operating clearance between cam lobes making higher cam lifts possible
Material must be removed from inner surface of the stock gear cover to install
A hydraulic press and other professional level tool are required for installation
S&S recommends that adjustable pushrod/cover get be used
Cam bearings and gaskets must be replaced when installing new cams
Kit includes camshafts, inner gears, outer gears, inner bearings, outer bearings, gasket and instructions
Designed for 88/96/103/110 cubic-inch engines with compression ratios from 10.0:1 to 10.5:1
3500-6000 rpm for 88" to 103" engines and 2500-5500 rpm for larger engines
Installer must check coil bind, valve to valve clearance and valve to piston clearance.
Due to the inherent characteristics of gear drives, more valve train noise may occur.
Made in the USA