I did try to slow down my separation and put the shocks at 9, but I did not change the air pressure. At 9, just after launch it would unload the tire and spin .

'75 Plymouth Duster
Phase I 451 906/590/2-660 10.75/126
Phase II 451 Stage VI/590/1050 9.82/135
Phase III 383 906/Victor-Pump gas 11.30/119

"For by grace you have been saved through faith. And this is not your own doing; it is the gift of God,"