70 duster 340 727 vs 65 vette 396 425 solid cam holley 4spd motor was way over rated best of 3

Bewy said
....and a little ole 625 AVS knocking off a Holley powered big block...

the 71 72 demons and dusters turning 112 on the fastest list same rules
71 72 340 had less adv compression which should help the 68 to 70 340 under the rules
so why is the trap mph 4 faster bevy?
CARB CARB
How much more hp is 4 mph trap speed?