Pontiac GTO 2004-2006 The Modern Goat

Ported 243 heads gains

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Old 03-21-2010, 05:35 PM
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Default Ported 243 heads gains

I have a 06 gto with a tsp torquer v2 cam and kooks 1 7/8" headers and i am about to port the stock heads if its worth it...how much do yall think i could gain at the wheels if i ported those heads?
Old 03-21-2010, 10:33 PM
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Have no clue clue but sell the stockers and get some aftermarket ones if you can.
Old 03-26-2010, 06:12 PM
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A good head porter can get 330 cfm on the intake and like 220 on the exhaust side with plenty of low and mid-range.




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