Author Topic: Mark IV Big Block exhaust manifolds  (Read 95 times)

crossboss

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Mark IV Big Block exhaust manifolds
« on: November 07, 2019, 04:47:51 PM »
Boys,
Need a bit of advice/help on this one. What Mark IV Big Block cast iron exhaust manifolds flow the best with square port heads. I am not chassis restricted, so no worries there.
Just another T/A fanatic. A new project in the works.