I was wondering if anyone as heard of or knows where i could find these for dragracing. I have also heard them called supercomp springs ??? I am looking to better my 60' and right now I have 5 leaf with grab track shocks. So I figured new leafs and shocks. Not sure on shocks either. My 60 now is 1.7's with now weight transfer. Any help will be greatly appricated, thank you