Ive been an auto parts store manager for 26 years, I'm ASE certified (parts, engine repair, brakes, engine performance). I drag race a 73 D100, 2x4 barrel carbs on a tunnel ram, tilt front, 8 3/4 diff with 4;30 gears and locker, 3500 stall converter. I also drive a 2014 Ram 2500, 4x4. I've done...