I predict a fast end to that 7.5" rear. There are some S10/15 that had 8.5 30 splines in them but have to watch width 2 or 4wd plus they come with Gov Pops but easy upgrade
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'69 Trans Am clone under construction -still!
LS6 6speed
69 R/S Z28 Daytona Yellow 302
90 Formula / Firehawk clone
1999 Firehawk
1969 Chevelle SS 396