Originally Posted by Cab_Burge
Is this intake a early 440-3 or the later one with the single cast in boss for the EFI injectors?

I believe Greg is using a -3X manifold, not the -3

I know the -3X is a lot taller (see Indy catalog), but I don't know if the plenum to runner area is larger in cross section.

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