CORRECTED to STP 60F 29.92 dry sea level, turning water pump only as SAE gross:
2x31 headers
Torq 632 at 4700
Powr 708 at 7000
2.25x31 headers
Torq 632 at 4700
Powr 745 at 7000 +37 wow
UNCORRECTED? Let me hunt down what the un-correction was last time! I agree w Jay/s comments re getting the weather, alt, & air the carb saw going in.
OK it looks like last time the uncorrection factor was about 0.931, SO, uncorrected Gonkulator predictions are
2x31 headers
Torq 589 at 4700
Powr 660 at 7000
2.25 x 31 headers
Torq 589 at 4700
Powr 694 at 7000
What are the header specs?
ok let's go with that, if the CR is really 12.0??? (Turns out I had a good match on the last 392cid at actual CR=11.0!)
Good luck on the dyno!!!