My Dart loves the slow power application of a CO2 throttle controller. With a 4,000 rpm setting (about 1/8 throttle opening) it takes .05 for the throttle to hit 100% opening on launch, 2.45 low, 33 10.5 or 33 15 15 tires very little difference,549 cubes, 2905 lbs race weight. 60 fts of 1.224...