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696 Views 5 Replies 5 Participants Last post by  CY72SS
Does anyone know the exact exhaust pipe size on a 70 Chevelle SS 396 >?
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I have a 72 SS w/ 402. I have a Gardner Exhaust which is supposed to be the same as OEM. Pipe is 2 1/2" O.D. manifold to muffler, then 2" O.D. from muffler to resonator.
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