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Danish Porsche 928 Turbo

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Old 11-17-2007, 07:07 PM
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Ian928
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Default Danish Porsche 928 Turbo

Link: http://www.jan-auto.dk/projekt-menu.htm

4,5L Euro engine. Owner's guess is about 700hp! (He has not dynoed it). Sounds really really optimistic but judging by the IC and stand-alone he should be able to crank up the pressure on the 8,5:1 engine.

Says he is preparing a 4,7 liter to go in next.
Old 11-17-2007, 07:15 PM
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Giovanni
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holy $heet
Old 11-17-2007, 07:57 PM
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Bret928
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Nice! More that a couple penny jars where taken to put that together.
Old 11-17-2007, 08:31 PM
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RicerSchnitzzle
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Nice. Not sure on the 700HP with a single K27 Turbo, 450-500hp maybe. IMO.
Old 11-17-2007, 10:23 PM
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Lizard928
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I have to agree that turbo looks abit on the small side to be able to produce 700
Old 11-18-2007, 02:34 AM
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123quattro
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And that intercooler is much bigger than would even be necessary for 700hp. Holy cow that thing is huge.
Old 11-18-2007, 03:01 AM
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tomboyea123
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I am thrilled to see such such enthusiasum and workmanship going into such an old old car. It looks great btw.It just shows how focused and dedicated the 928 school is.Just look at how many 928 people log on to there favorite board compared to the othe boards.
Old 11-18-2007, 04:12 AM
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G Man
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I like that!
Old 11-18-2007, 04:32 AM
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928DK
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last time he went to the drag strip he used slicks... bad mistake.. the transmission was destroyed

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Bernhard
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Old 11-18-2007, 07:06 AM
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marton
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Looks great, neat installation.

about " bad mistake.. the transmission was destroyed..."

I do not see that small turbo producing enough power to destroy the transmission; certainly enough to burn out the clutch.

Marton
Old 11-18-2007, 07:14 AM
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FRporscheman
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I'd love to see that thing in person, and listen to it.
Old 11-18-2007, 10:25 AM
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If gearbox was weak old G28/03 no wonder it was killed. Local chevy NA engined track car killed several and those were recently rebuild. Enough TQ and early box spills its guts out in no time at all.
Old 11-18-2007, 04:11 PM
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Ian928
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Originally Posted by 123quattro
And that intercooler is much bigger than would even be necessary for 700hp. Holy cow that thing is huge.
The IC is about the size am planning to use, but about twice as wide! And I thought I was being crazy...

Other than worse response time because of the greater volume after the turbo, is it really a problem to have such a big IC?
Old 11-18-2007, 04:27 PM
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Fabio421
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One of our Florida 928 owners is planning on a very similar install to that one. I highly doubt he will use an intercooler that large however.
Old 11-18-2007, 07:05 PM
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123quattro
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There isn't really a downside to having too large of an intercooler. If you can fit it, go for it. I just meant he could have saved himself a bit of working running something considerably smaller that would have been easier to package.

My Audi is about 500 hp. The core I'm running is 17x14x3. It's bigger than what I need for that power level.


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