Buy COMP Cams 1000-1520 Crank Trigger Distributor (Small And Big Block Chevy - Large Cap): Distributors - Amazon.com ✓ FREE DELIVERY possible on eligible
It has an optical trigger and timing is accurate to within ± 0.5° (1/2 degree). Both large and small cap models are offered for most Chevy, Ford, and Chrysler
Crane Hall Effect crank trigger systems provide absolutely stable and accurate When using a crank trigger system, the distributor no longer controls the