I have a 68 Dart bracket racer with a 360 in it. Car weighs in at 3,000lbs with my tubby body in it. Tranny is a 727 torqueflite with a 4500 stall converter, 8-3/4 rear with 4.57 gears. I shift at 6500 and run through the traps at 6800. Engine is a Mopar Performance short block with small...