S&S CYCLE Chain Drive Cam - 510C - Twin Cam 106-4380

S&S CYCLE Chain Drive Cam 510C Twin Cam 106-4380

Camshaft gear drive kits increase valve timing accuracy in Twin Cam engines by eliminating timing chain lash and loosely fit stock chain drive, Reverses the rear cam's direction of rotation, providing additional operating clearance between cam lobes; as a result, higher cam lifts are possible with the gear drive kit, Kits include cams, inner gears, outer drive gears, inner and outer bearings, gasket and instructions, Material must be removed from the inner surface of the stock gear cover to install S&S gear drive cams, A hydraulic press and other professional-level tools are required to install these kits, Cam bearings and gaskets must be replaced when installing new cams, Strongest from 3000-5000RPM, Made in the U.S.A., Includes 1 Pinion Gear, 1 Outer Cam Gear, 1 Side Plate, (1) 5/16 in.-18 x 3/4 in. Flange Bolt, (4) 1/4 in.-20 x 3/4 in. Button Head Bolts, (1) 3/8 in. Flat Washer, 1 Thrust Washer, 1 Retaining Ring, 1 Key, 1 Cam Cover Gasket, 1 Rear Camshaft, 1 Front Camshaft, 2 Needle Bearings, (1) 3/8 in.-24 x 1-3/4 in. Socket Head Bolt