372or 416 and why

yea I flashed it before I took the car down and I looked over my notes it flashed at 4200 in the car ..as far as the gasket no I didnt add that in thats about what 8cc more so I may be okay on the pump....I just looked at the cam spec that I will use if I dont go bigger..it's a comp xtrem 282s
2500/6500
244/252 @50 thats what Bobby rec. me use ..
either way I plan to get some new work done to on pair of heads that I have(Bobby) get the thumbs up for that........