Let's hear some numbers on those 408s
My 408 seems good for what it is.
blueprint 408 short block
procomp heads - not ported 2.02/1.60
9.7:1 comp
air gap intake, port matched to head
AED 750dp
Lunati 60413 Hyd/Roller cam
904 w/ manual vb
Roadrunner 3800 converter (4000+ behind the 408)
3.55 gears
12.40's @ 107's ... 7000ft DA, 4000ft actual elevation