Dana 60 with 4.10 gears
28" Nitto NT555R Extreme Drag Radials P275/60R15
3500 stall, though I originally had a 2500. I run a GM 200 4R overdrive transmission
car weight @ 3000-3200 lbs
With overdrive 3000 rpm at 80 mph
With OE 904 transmission 4000 rpm at 70 mph