Quote:
Originally Posted by Cliff8928
I guess it's possible on a 4-cylinder with a 4-2-1 header and just omitting the last "Y". not that it would be worth it.
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this is how the not-so-common true duals on a 4-banger are though. boosted applications which don't require a whole lot of back pressure would definitely benefit from a 4-2-1 header, minus the 1.