Shaftless Throttle bodies

Talk and Tech about turbocharged 924/944/968 cars
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gruhsy
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https://www.atpower.com/single-throttle ... on-engines

https://www.atpower.com/ida-throttle-bodies


I am going to be visiting AT Power next week in England.

Since I am building the 16V ITB and 8V ITB and need ITB’s I am going with their setup.

I am also getting a 60mm and 65mm single throttle body.

Not looking for opinions, this is what I am doing and wanted to share as I know that no one in the 924/944/951/968 community has ever used these.

These are a fantastic design and are used by 911 owners.

Why am I doing this?…..Because I can that’s why!!!!!

Enjoy
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#1

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Tom
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Well, in my opinion.... just kidding. :) Are you building n/a motors?

#2

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gruhsy
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It’s for my turbo engines. I figured if I am buying ITB’s why not this :)

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Tom
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How will you plumb ITBs with a turbo? Custom/pressurized intake manifold that connects to them all?

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gruhsy
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Yep

I will build the plenum at Fidelity along with the runnners

Going to be discussing the tech with AT power next week

Will weld on around bellmouths

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Tom
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gruhsy wrote: Mon Sep 26, 2022 9:04 am Yep

I will build the plenum at Fidelity along with the runnners

Going to be discussing the tech with AT power next week

Will weld on around bellmouths
We will require pictures. :)

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gruhsy
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Hope to get a butt load when I visit 👍

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Tom
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The California smog techs would have an aneurysm if they popped the hood and saw that on a 944. :(

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stitch2k1
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Post the 16v ITB build. I'm trying to do a 924S with an S2 swap as a street-track car. Definitely want to put ITBs on it (if that project ever gets rolling)
Porsche 944S2 5MT '91
BMW E39 540iT 6MT '00
Mercedes-Benz W201 190E 2.6 5MT '89
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michaelmount123
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I tried to get some interest in 944 ITB's years ago without success. I do like the AT throttle bodies.

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#10

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