ac cab conversion help
I tried searching, but wasnt able to find what I need. Trying to add ac to my 1970 GMC SWB 1/2 ton. Have all the parts, new gaskets, etc. I need to know how the large openings in the firewall need to be modified. Anyone here ever run into this?
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1961 Chevy Apache 10 SWB fleet, 1970 GMC 1500 SWB fleet(getting 6.2L Detroit turbo Diesel), 1994 Chevy 3500 Crew Cab Dually 4X4 6.5L turbo Diesel. 1990 Chevy class "C" RV on G van chassis. Pics at www.picturetrail.com/yachtcare
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