Loves302Chevy
"One test is worth a thousand expert opinions."
Now you can make your large cap 4 pin HEI have multiple spark & rev limiter.
https://www.competitionproducts.com...ail&utm_term=0_dccdcdc641-e5856f3f6b-34475433
https://www.competitionproducts.com...ail&utm_term=0_dccdcdc641-e5856f3f6b-34475433