Cloyes Original True Roller Timing Chain Set - SB Chevy (.005" Shorter) AA0700AG3R64 1966-1966 GMC PB15 Series

1966-1966 GMC PB15 Series

51-10072 and 75-10072

Kits with multiple spacers allow positioning of the 90/10 shock wherever needed between brackets

The ability to make close tolerance

Cloyes Original True Roller Timing Chain Set - SB Chevy (.005" Shorter) AA0700AG3R64 1966-1966 GMC PB15 SeriesChains 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