Intake Runners

Talk and Tech about turbocharged 924/944/968 cars
michaelmount123
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Can anyone identify these intakes?
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Tom
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My first thought was a 944 Turbo GTR, but I can't find any pictures of those motors with those runners. Maybe it was off an early Kugelfischer MFI GTR? There are more pictures of Bigfoot online than those early motors before Andial got involved, so just a guess. I vaguely (maybe, kind of) remember @Gregbbrd saying he still had an early original Kugelfischer motor that came with the car he keeps.

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michaelmount123
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Clue: They are two different intakes.

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Tom
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Oh, it's a quiz -- I thought you were trying to sort it out. Different intakes makes sense -- I was wondering what motor make a near 180 bend...

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ROB III
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Tom, I'm thinking you answered the quiz.
Great question!
Rob
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michaelmount123
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I thought these pieces were interesting, especially with Porsche part numbers. Tom was spot on with the smaller runner. It's a factory GTR piece and shows (pic below) a conversion from MFI to EFI injector bungs that were part of the Andial development/upgrade with the GTR engine.

The longer runner (see first post) is somewhat of a mystery. It fits a standard 9442V intake port, and the TB end matches the 49mm throttles used on the GTR. Back in the day and after the 924D/P rule change by the SCCA, Porsche wanted to continue the program with C/P that allowed 2.5L. They sent several pre-production 944 engines to the U.S. for select racers to do their own development, and I believe these are some of the parts that were provided. I've never seen them in use on a production type 944 2V engine. I've got enough for 2 engines. What to do with them???

These pieces are a bit of Porsche race history that I thought was interesting.

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Tom
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It's amazing that Porsches did all that work casting parts for essentially one-off cars. Great little chunks of history you have there!

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ROB III
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michaelmount123 wrote: Fri May 23, 2025 3:15 pm I thought these pieces were interesting, especially with Porsche part numbers. Tom was spot on with the smaller runner. It's a factory GTR piece and shows (pic below) a conversion from MFI to EFI injector bungs that were part of the Andial development/upgrade with the GTR engine.

The longer runner (see first post) is somewhat of a mystery. It fits a standard 9442V intake port, and the TB end matches the 49mm throttles used on the GTR. Back in the day and after the 924D/P rule change by the SCCA, Porsche wanted to continue the program with C/P that allowed 2.5L. They sent several pre-production 944 engines to the U.S. for select racers to do their own development, and I believe these are some of the parts that were provided. I've never seen them in use on a production type 944 2V engine. I've got enough for 2 engines. What to do with them???

These pieces are a bit of Porsche race history that I thought was interesting.


IMG_3602.jpg
With your knowledge and history with this engine family, I'd say keep them together with other bits and pieces that come your way for historical reasons as someone may want to replicate an earlier iteration of the engine for "vintage" racing??????
Rob
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michaelmount123
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At this age, Rob, I'm thinking bits like this will end up in a recycling bin once my daughters come in to "get rid of stuff". Imagine the glorious items that end up this way.

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blueline
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michaelmount123 wrote: Sat May 24, 2025 1:49 pm At this age, Rob, I'm thinking bits like this will end up in a recycling bin once my daughters come in to "get rid of stuff". Imagine the glorious items that end up this way.
So true.
Tim
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