i had my springs moved in about 4 yrs ago to the opp.side of the frame not into th frame( i think the kit came from abc something like that) 70 duster i had 10" pro star wheels with 29/10w m/t slicks looked good just not enough motor for that tire hahahah..little 340the kit worked out good anybody with some simple tools and welder can fab. about the same way it worked...