Quote:

Can be done. 426 guys make 900 -1000 with stock heads. Are Preddys better than S/S hemi heads?




Predators probably flow around 100CFM more than a S/S hemi head.



6.50 @ 226 MPH 4.25 @ 186 MPH
https://www.youtube.com/watch?v=YX86DHGKBo0