Wanted to get advise on upgrading my throttle body. The car is still 302 with GT40 upper/lower, GT40X alum heads, E303, 76MAF, CAI, 24#injectors, and full exaust, with 125 shot. Right now I have 65mm TB, if I did some minor porting to my GT40 intake to get rid of that 69mm lip would a 70mm be...