Cloyes Original True Roller Timing Chain Set - SB Ford 841001 C valve system

C valve system

and exhaust system that can reduce a vehicle’s emissions by up to 60%

AN-10 size

600'' exhaust valves with AFR's iron ductile interlocking valve seats

2001-2001 GMC Sierra 3500

Cloyes Original True Roller Timing Chain Set - SB Ford 841001 C valve systemChains in Cloyes True Roller Timing Chain Sets use oversize . 250" diameter rollers that roll as the enter and exit the sprocket teeth, reducing friction and increasing power. Cam sprockets are dynamically balanced and made from either 30, 000 PSI tensile cast iron or SAE D7003 ductile iron. Sets also have multi keyway crank sprockets, heat treated for high strength. Cloyes was founded in the early 1920s in Cleveland, Ohio, by Raymond Cloyes, who