Quote:
Originally Posted by project.r.racing
so exhaust manifold ports are much bigger than the head port. thats good to know.
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yes will take photos tonight and upload them this week to show. its the same with after market manifolds. they get the exhaust flange made to the same size as gasket... lol so u have this massive difference in sizes from head to manifold. look at Dane's, kris's, marc's headers for instance.