Cloyes Hex-A-Just True Roller Timing Chain Set - Standard Center Distance - SB Chevy "Rocket" Block 150 Degree Hose End Arm is constructed of forged

Arm is constructed of forged steel components so there are no plastic parts or springs to wear out like OEM style arms

Highly-conductive

Oil Level Sight Glass:

400 in Bolt Circle

Manufactured from high quality brass

Cloyes Hex-A-Just True Roller Timing Chain Set - Standard Center Distance - SB Chevy "Rocket" Block 150 Degree Hose End Arm is constructed of forgedMake 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