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throttle body on turbocharged car

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Old 12-12-2005, 07:44 AM
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Default throttle body on turbocharged car

When you have a turbocharged full modded car with an bigger intake manifold. Is it smart to buy also a bigger throttle body or doesn't that help much to increase horsepower?
Old 12-12-2005, 07:55 AM
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Default Re: throttle body on turbocharged car (xtremecoupe)

I'm not sure about actually hp increases, but you need to size the throttle body based on the size of your IC piping.
Old 12-12-2005, 07:58 AM
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Default Re: throttle body on turbocharged car (Chris22215)

more air you can get to the cylinders the more power you will make. but you dont need anything over kill a 70mm-74mm t/body some where on that area will do fine
Old 12-12-2005, 08:41 AM
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in FI applications incresing the throttle body size will have minimal returns when compaird to a NA.. turbo mustang guys are running 8's on holley 650's

and thats a small carb
Old 12-12-2005, 03:21 PM
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Default Re: (Zakar)

just dont get a TB with a larger opening than your intake manifold has and youll be fine.
Old 12-12-2005, 03:22 PM
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Default Re: (SSBPGSR)

i use a 75mm mustang throttle body, but then again my intake manifold was custom built to use it
Old 12-12-2005, 04:40 PM
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Default Re: (SSBPGSR)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by SSBPGSR &raquo;</TD></TR><TR><TD CLASS="quote">just dont get a TB with a larger opening than your intake manifold has and youll be fine. </TD></TR></TABLE>

you can go a little over. just get your intake manifold ported to help with the flow..



platinum.
Old 12-12-2005, 04:43 PM
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Default Re: (wantboost)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by xtremecoupe &raquo;</TD></TR><TR><TD CLASS="quote">When you have a turbocharged full modded car with an bigger intake manifold. Is it smart to buy also a bigger throttle body or doesn't that help much to increase horsepower?</TD></TR></TABLE>

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by Zakar &raquo;</TD></TR><TR><TD CLASS="quote">in FI applications incresing the throttle body size will have minimal returns when compaird to a NA.. turbo mustang guys are running 8's on holley 650's

and thats a small carb </TD></TR></TABLE>

OK here is another question: What about when you are daily driving out of boost? would a larger throttle body increase throttle response until you hit boost?
Old 12-16-2005, 12:37 PM
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Default Re: (Importordomestic)

i used to run a bigger TB on my N/A setup along time agian, and i noticed better Throttle response. i dont see why it would be any different on a Turbo application

platinum.
Old 12-16-2005, 01:31 PM
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Default Re: (platinum00)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by platinum00 &raquo;</TD></TR><TR><TD CLASS="quote">i used to run a bigger TB on my N/A setup along time agian, and i noticed better Throttle response. i dont see why it would be any different on a Turbo application

platinum.</TD></TR></TABLE>

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