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ls1-ls6 intake manifold swap, will i need retuned?

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Old 06-03-2005, 04:04 PM
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Default ls1-ls6 intake manifold swap, will i need retuned?

I am about to put an ls6 intake on my car finally, will I need to get it retuned.

and will increased airflow from the new intake tend to make it lean out, or richen up? Thanks!
Old 06-03-2005, 08:44 PM
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Definetely going to have to retune the VE table and then while your at it make sure the MAF is calibrated.

Anytime you make major engine breathing changes, you want to retune the VE table.

Dixit
Old 06-03-2005, 08:54 PM
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dixit is correct on both points. i had my car tuned fairly well before i put on the LS6 intake, and it went about 5-7 points lean just about everywhere. more airflow, especially when not accounted for, ends up in a lean condition.
Old 06-03-2005, 10:14 PM
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on my car i didnt notice much difference before and after. maybe its cause the tune that used to be in it sucked lol
Old 06-04-2005, 01:15 AM
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thanks a lot for you alls replies. A retune it is! I'd like to pick up a solid 10 rwhp on motor, would put me right at 400.
Old 06-04-2005, 02:04 AM
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how much is the retune? if you're not doing it yourself.. then $$$ vs gain comes into affect....




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