Cloyes Hex-A-Just True Roller Timing Chain Set - Standard Center Distance - SB Chevy "Rocket" Block R03P003M 1987-1988 GMC V3500

1987-1988 GMC V3500

1968-1975 Plymouth Road Runner

1955-1978 Chrysler Newport

36 Element

Cloyes Hex-A-Just True Roller Timing Chain Set - Standard Center Distance - SB Chevy "Rocket" Block R03P003M 1987-1988 GMC V3500Make quick and precise cam timing changes with no troublesome offset bushings or keyways. Torrington thrust bearings reduce friction between the block and cam sprocket. Most sets are offered with . 005" or . 010" reduced center distance. An industry breakthrough when introduced in 1992. Since then the accuracy and simplicity of our Hex A Just(R) system has been unmatched by our competitors. The Hex A Just(R) True(R) Roller Set is infinitely adjustable