I dont know availability. I do remember Jim's metal shed in Plum borough, Pa.back in mid 70s. Having round port exhaust manifolds even for 69 F as well as tri power intakes. (He is in Tenn.now),when he left he ,well here goes junked all of the them. We just talked about this on phone. There were more than a few. Yep.
Last edited by sdbob; 08-06-2022 at 07:44 PM.
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