Looking for some experience and advice. Bought a 89 ECLB last year, It's got a 454/TH400, 4x4, a SRW Dana (60/70?) with 4.10 gears, a questionable dually conversion, and finally, as all TH400s, no overdrive. Coming from a 88 with a 350/700R4, and seeing as i don't own stock in Exxon-Mobil, it's...