Originally Posted by
4 l-bodies
You need a 90 VNT TIV or Spirit R/T or IROC R/T Turbo III intercooler. Both of these bolted to the drivers side tank and didn't come with top and bottom mounting plates like the TII ones your used to seeing. Yours was probably the TIII radiators that came out of Mexico that our good member to our south made available. I'll bet you can find a stock TIII intercooler as many went front mount. Google Spirit RT radiator and you should come up with some images to confirm.
Todd