COMP Cams Billet Timing Set - BB Chevy Gen 6 Mechanical Boost Gauge and wipe with a micro

and wipe with a micro fiber towel until clean and dry

GM A-Body 1964-74

1/8 in Aluminum Mandrel

273/279 Advertised Duration

COMP Cams Billet Timing Set - BB Chevy Gen 6 Mechanical Boost Gauge and wipe with a microWith precision machined steel billet gears, our keyway timing set for Chevrolet 454 502 GEN VI Big Block is built with bullet proof durability. Features 9 keyway crank sprocket for 2 degree adjustment increments and double roller chain. The COMP Cams philosophy has never changed: make the highest performing products possible and lead the industry in technological development. One thing COMP Cams has never forgotten: Performance is defined by what