Almost 3 mph seems like a ton to go from 2200 feet to even 500-700 foot which would be considered excellent air in most places

69 Dart GTS A4 Silver All steel, flat factory hood, 3360race weight
418 BPE factory replacement headed stroker, 565 lift solid cam
Best so far, low 10.30’s 1/4
1.41 best 60 foot
6.56 at 104.17