Cloyes S631 Engine Timing Crankshaft Sprocket

Cloye's Aftermarket Division is the industry leader, offering the most complete line of replacement timing drive systems and components through the aftermarket distribution network. The Cloyes name is also well known and respected in the high performance world. Cloyes developed and patented the very first True® Roller timing set in 1970. This innovative product and later patented products, like the Hex-a-Just® timing system, revolutionized the high performance timing field.