'7747 & two A.I.R. valves - CrossFire retrofit

[Rexdina at aol.com]

Steve, I have two 1989 GMC full size vans. One is a 3/4 ton and one is a 1 
ton. The 3/4 ton does not have A.I.R., and has a 350 with a 700R4. The 1 ton 
has A.I.R and a 350 with a turbo 400.
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