Originally Posted by AndyF
Correct, Big EZ heads, 325 cc. Compression is 14.5, cam is 280/296 at 050. We'll run it with 2 inch dyno headers. Throttle body is a Holley 2000 cfm with a 4500 bolt pattern. Intake is a Super Victor fully ported by Wilson. T&D rocker arms, Callies crank, Callies rods, Jesel belt drive.

Sounds like a powerful combo. I would love to see back to back numbers with larger headers more suited to 572 CID. How long are the dyno headers?

Is it too early for me to guess 920 HP? But the small headers may reduce peak HP.
From Indy web site for the Big EZ: CNC porting 325cc runners, 370 CFM at 0.700"

1993 Daytona, 5.50 at 130mph (1/8) 1.19 sixty ft (PG). Link to 572 B1 - Part 1