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Throttle body question?

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Old Oct 6, 2008 | 01:59 PM
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Default Throttle body question?

can you put a larger throttle body on a stock ls1 intake? is it even worth doing with out up grading your intake? what size do you recomend? brand? do you have to upgrade injectors or sensors?

by the way it is on a 98 ls1 camaro.

thanks matt
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Old Oct 6, 2008 | 02:31 PM
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The sticky at the top of this section has a lot of good info:
https://ls1tech.com/forums/generation-iii-external-engine/520845-mod-guide-induction-exhaust-please-read-before-posting.html

Most people with just 'bolt on' mods ditch the LS1 intake for the LS6 and a ported TB.

You don't need to upgrade your injectors to go from LS1 to LS6 manifold. You can send your TB to a sponsor to get it ported. I had mine done by New Era Performance.
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Old Oct 7, 2008 | 01:55 PM
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can you dump too much air with a 90mm? will it imporve some areas and rob power in other areas?
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Old Oct 7, 2008 | 02:01 PM
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Just P&P the stock TB and save yourself alot of headache.

The stock TB is fine, so spend your money and time on more important things like exhaust, lid, suspension, cam, drivetrain, girls, beer, ect.
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Old Oct 7, 2008 | 05:23 PM
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Originally Posted by JohnnyC
Just P&P the stock TB and save yourself alot of headache.

The stock TB is fine, so spend your money and time on more important things like exhaust, lid, suspension, cam, drivetrain, girls, beer, ect.

well i thought about doing that and waswondering how big i could punch it out? is their anything i should look out for if im in their grinding (obvusaly i will take it off of the intake) but like how thin can i go on the sidewalls?
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Old Oct 7, 2008 | 05:32 PM
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Originally Posted by 79Jeep
well i thought about doing that and waswondering how big i could punch it out? is their anything i should look out for if im in their grinding (obvusaly i will take it off of the intake) but like how thin can i go on the sidewalls?
Just have a sponser do it. DAMIAN does it for $55 shipped. For that price you have piece of mind that its done right.


https://ls1tech.com/forums/generation-iii-external-engine/925202-broke-man-s-tb-porting-announcement-everyone-please-read.html
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Old Oct 7, 2008 | 06:11 PM
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its not really an option to send it out because i cant ave my car down. i have thought of doing the p&p myself beacuse ive got the tools but wondering if anyone else have done this and how far to go?
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