intake porting

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Jun 19, 2008 | 05:29 PM

RX200013B

Thread Starter

Senior Member

Joined: Oct 2007

Posts: 115

From: IDAHO

how much gain from porting the intake mani on a s4. not just a match port, i am honing all the runners out and gasket matching, thanks scott

Jun 21, 2008 | 11:47 AM

j9fd3s

Senior Member

Joined: May 2002

Posts: 22,465

From: California

depends, i think you could get 10-15hp, intake is restrictive

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