who runs 13sec to 12.80 in the 1/4

This would be correct, the ratings are different on the same fuel.
What size cam and tires? Have you changed the converters out?


What year 360?
You'll need not more than 9.0-1 to run the time.

its a 76-78 with forged pistons and a eldy air gap rpm and 750 vac carb and headers