Best for my car with following mods at that time. Currently going through a complete rebuild.
76mm turbo, 22 lbs boost
built 302 shortblock
Fore Precision triple fuel pumps, 60 lbs injectors
Stage II heads and II cams
4r70w transmission with transbrake, 4:10 gears
9 inch rear + spool
NHRA cert 10 pt cage, 15 inch Bogarts + slicks
10.0 @ 136 mph, 1.4 short time
Car being completely rebuilt (90% done) since last time at track.
same turbo, anticipate 25-27 lbs boost
302 block rebuilt
fuel cell located in spare wheel insert, 80 lbs injectors
stage III heads and III SPR turbo cams
GM powerglide 2 speed auto with transbrake, 3:50 gears
JPC intake manifold
300+ lbs lighter than last build.
same rearend
same tires/wheels