Cloyes Hex-A-Just True Roller Timing Chain Set - Standard Center Distance - SB Chevy "Rocket" Block 430-02-05 They improve throttle response and

They improve throttle response and fuel economy / and reduce fouling

3 in Turn Down Outlet

Kit includes two restrictors

lighter and more true than other beadlocks on the market

Cloyes Hex-A-Just True Roller Timing Chain Set - Standard Center Distance - SB Chevy "Rocket" Block 430-02-05 They improve throttle response andMake 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