Breaking in a race engine?

360 .30 over
Eddie heads
Performer rpm intake
Speed pro flat tops
Mp .484 cam
Hooker headers with a 3" collector

727 with b&m flex plate and a converter that flashes at 3000

8 1/4 with 3:55 gears

Best time before without the heads and pistons was 14.2 @ 96 mph with street tires.