Quote:
Originally Posted by 7D2N
I've started some motor assembly and have a question, the exhaust manifold is very close to the starter and previous exhaust shop made it work by sizing the pipe to fit around the starter, should I change to different manifold before I break in.
Thanks 7D2N
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Your Blazer would have come with straight dump manifolds. I believe the correct casting for 1972 is 3989036