Ok, Here we go. Put a fresh blade in the sawsall and let's start cutting!
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You have to mount a radiator some place. I decided for this swap the firewall/rear package area would work just fine.
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Here's a view from engine compartment side, no going back now!
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Now that all the sheetmetal is cut away, you have to reinforce the body and have something to mount the radiator
to. I used some 1 1/4"x1/8" angle iron to build a frame work like this.
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Here's another view of the frame work, You get the general idea.