C4 Tech/Performance L98 Corvette and LT1 Corvette Technical Info, Internal Engine, External Engine

Inlarging Throttle Bodies on crossfire

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Old Dec 8, 2013 | 08:19 AM
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Default Inlarging Throttle Bodies on crossfire

Does changing the fuel pump to and 85 and inlarging the throttle bodies make any horsepower gains?
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Old Dec 8, 2013 | 01:08 PM
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Probably Not Significantly.
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Old Dec 8, 2013 | 02:39 PM
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Originally Posted by ps374
Does changing the fuel pump to and 85 and inlarging the throttle bodies make any horsepower gains?
you get faster trottle response !! horsepower gain on a stock engine ,no !!
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Old Dec 8, 2013 | 04:28 PM
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Originally Posted by ps374
Does inlarging the throttle bodies make any horsepower gains?
Waste of time with the existing intake restriction

http://www.technovelocity.com/chevyh...rt_polish.html
http://forums.corvetteforum.com/memb...ire-31877.html
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Old Dec 9, 2013 | 10:06 AM
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Originally Posted by vetteoz
http://forums.corvetteforum.com/memb...ire-31877.html this is my pics
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Old Dec 9, 2013 | 05:38 PM
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none and none.

Save your $$$ for a LT1
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Old Dec 9, 2013 | 06:32 PM
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Fuel pump should help throttle response, it helped on mine, but you won't get any more horsepower unless the stock pump is not working properly (the stock pump barely pumps the recommended pressure), and the throttle bodies already flow more air than the intake can.

Last edited by nobodycls; Dec 9, 2013 at 06:39 PM.
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Old Dec 9, 2013 | 07:49 PM
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When I got my 82 c3 crossfire I found the c3 site here. At the top of I Think tech is a sticky on the 82crossfire. You will find much info there that will fit your 84 also.
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