Quote:
Originally Posted by slotard
I'm looking at buying an 04 2500HD with 6.0/4L80E. Will the stock manifolds on it not fit my '73 C20? Can a little clearancing be done? Probably going with the Dirty Dingo sliders, no AC.
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It really depends on exactly where you place the engine. In my '86, I used the stock truck manifolds and only had to trim a place in the passenger's frame rail about 1/2 inch "deep".