Ive seen some MC heads with a wild oval port job go into the 450 cfm range and they powered my friends Cuda into the 8.60 range. THat car would have gone 40s with some tuning. He sold the engine though. Someone is a lucky buyer.

10.53 @ 125mph. 1.37 60 foot. Caltracs and Monoleafs, AFCO shocks.

Heads by INDIO MOTOR MACHINE; IMM.
CP Pistons, PC Carbs.