S&S Cycle 551 Gear Drive Camshaft Kit - 330-0100

Camshaft gear drive kits increase valve timing accuracy by eliminating timing chain lash and loosely fit stock chain drive
Reverses the rear cams 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
S&S recommends that adjustable pushrod/ cover kit MFG PART #93-5095 be used
Cam bearings and gaskets must be replaced when installing new cams
Made in the U.S.A
Intake Opening (degrees): 18
Intake Closing (degrees): 20
Exhaust Opening (degrees): 39
Exhaust Closing (degrees): 15
Intake Duration (degrees): 215
Exhaust Duration (degrees): 237
Valve Lift (in): .550