BE SURE TO CHECK FOR CLEARANCE BETWEEN THE ENGINE BLOCK, SPROCKETS AND TIMING CHAIN. CAUSES OF INTERFERENCE COMMONLY COME FROM SLIGHT BLOCK VARIATIONS, WORN CAM THRUST SURFACES, OIL GALLEY PLUGS OR COMBINATIONS OF THE ABOVE.

NOTICE: LUBRICATION – THIS TIMING DRIVE MUST HAVE PROPER LUBRICATION. AS SPEEDS INCREASE SO DOES THE NEED FOR OIL ON THE TIMING DRIVE. DO NOT MODIFY THE ENGINE OIL SYSTEM IN A MATTER THAT WILL INHIBIT OIL FLOW TO THE TIMING CHAIN.