Ok thanks for the advice everyone. i hope it's just the head gaskets. and I'll rebuild the carb. I was just trying to see if overheating can cause a change in the carb.

74 Challenger 360 4 speed-work in progress for 9 years 91 Nissan 240sx fastback 5 speed, custom mopar pistol grip shifter, high comp KA24DE, I/H/E, Full Suspension, Coilovers, 16x8 0 offset XXR 002 wheels-Fun DD