Thinking out loud..

HOTMOPR said
Ya I t spins a little then when boost starts it will usually rattle the tire a little then haze them all the way down track. Pedaling doesn't work

Sounds like your front location on the cross member is in the wrong spot. That car should hook with Ladder Bars and them meats out back!

Have you had a suspension tuning guy look at it? Should be an easy fix!