Unported head quickness?

Laugh all you want, it's all true no BS. It's all in getting the right combination. Race all season testing. Started out with 4 speed 12.40 down to 12.14 but kept braking parts axle, ring and pinion, So went to auto 727 ran 12.04 change convertor 11.94 change trans to 904 ran 11.79 got it down to 11.62 on mopar day at the valley. Good Headers, Harland sharper roller rockers, 28 x 10.5 slicks, timing 38 degrees, 28 thousand head gasket.