Cloyes Hex-A-Just® True Roller Timing Chain Set - SB Chevy 85-Up 305-350

Cloyes' patented Hex-A-Just® was an industry breakthrough when introduced in 1992. The accuracy and simplicity of the Hex-A-Just® system is unmatched by our competitors. Sprockets are made of SAE 1144 induction heat-treated, billet steel. The Renold True® Roller chain features full roller action and superior strength. Rollers are made from high strength steel, which is rolled and hardened to exacting standards. The Hex-A-Just® True® Roller Sets are infinitely adjustable to plus or minus six degrees. No machining required, no fumbling with offset bushings. This patented technology saves you hours of valuable set-up time. Simply dial in the timing and tighten the cam bolts, locking the cam position in place. Hex-A-Just® Sets feature: