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Cheapest Mod with highest result.. 10 to 15 HP

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Old May 15, 2007 | 11:27 PM
  #106  
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Porsche CHP ..Cheap Horse Power..

It's ok guys, reason why I didn't want to post any pix is because I have not finalized on the design and didn't want to post something that's not going to perform. Once we have actual prove then it will be on here for all to enjoy. Stay Tune .....
 
Old May 15, 2007 | 11:34 PM
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So you are doing a mod similar to the rss plenum? Just providing a cheaper alternative with an add-on vs a replacement part ... hmmm
 
Old May 15, 2007 | 11:41 PM
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Heheh.. feel sorry for those who paid $1K for the plenum.
 
Old May 16, 2007 | 06:28 AM
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Originally Posted by calicolin
Heheh.. feel sorry for those who paid $1K for the plenum.
I wouldn't. He is still dealing with a 90 degree "T" whereas the RSS has a slight bend to it. I can't see this as being as efficient or making as much HP as the RSS unit. That 90 degree "T" is part of the problem with the stock unit and that is not overcome with an add on piece. That being said, it is a cheaper alternative for those that want to pick up some HP. Personally, I'd rather replace the whole unit. I find this similar to cutting open your stock mufflers to mod them for sound. Nothing wrong with doing it. I just wouldn't go that route. I do applaud his efforts for experimenting with this though.
 
Old May 16, 2007 | 06:54 AM
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I guess the cat is.......out of the bag!
 
Old May 16, 2007 | 09:42 AM
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Originally Posted by CosmosC4S
I got pics thru' PM as well, but he never posted them or gave any hints of it, so I assume he wanted it to be a secret, and that's why I never mentioned anything when others kept asking.
Same here got the pm and figured it isn't my place to post the pics.
 
Old May 16, 2007 | 10:50 AM
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how is that insert going to stay in place??
 
Old May 16, 2007 | 10:58 AM
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Originally Posted by Sharp
how is that insert going to stay in place??
Forced air coming in from the Air Cleaner Assy. pressing it against the back of the plenum .... Just kiddin guys...
 
Old May 16, 2007 | 11:45 AM
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Both products have different approaches to addressing the same problem with air flowing through the 90 degree T. Whether one performs better than the other has yet to be seen, but the dyno results are certainly compelling. In the end, the difference in power between the two will be on the order of a few HP anyway. BTW, the new design may as well be a completely different product and has the potential of producing better results than the plenum. Either way, there will still be a market for other plenums just as there is a market for both K&N and EVO CAI's. For me, I'll go with bigger bang for the buck. Ironically, I'll end up spending more money because I'd use the cost differential twds an exhaust or ECU.

Originally Posted by deputydog95
I wouldn't. He is still dealing with a 90 degree "T" whereas the RSS has a slight bend to it. I can't see this as being as efficient or making as much HP as the RSS unit. That 90 degree "T" is part of the problem with the stock unit and that is not overcome with an add on piece. That being said, it is a cheaper alternative for those that want to pick up some HP. Personally, I'd rather replace the whole unit. I find this similar to cutting open your stock mufflers to mod them for sound. Nothing wrong with doing it. I just wouldn't go that route. I do applaud his efforts for experimenting with this though.
 
Old May 16, 2007 | 01:37 PM
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This looks like the exact way that the RSS plenum came to life. I have seen the last two years or so of the RSS plenum developement, and can tell you that this is exactly what they stated out with.
In the early stages of production, they used the OEM t-plenum and simply inserted a splitter in there. We actually installed a few of these on customers cars with good results. As testing prgressed, he later went to the cast design with the coating.
The latest versions of the RSS plenum actuallty have different holes and grooves to split the airflow even better than the splitter did. Benchflow testing at its finest....

After the new design was made, all dealers were told to toss the old plastic plenums.

So you are working on old tech, that is patent pending. It may be a good do it yourself, but this product is already in production.

Congrats on your project
 
Old May 16, 2007 | 01:52 PM
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I found a few of the old design on the shelf. Here are some pics for you.



 
Old May 16, 2007 | 02:13 PM
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Looks very different from the latest incarnation. But I'll bite my lip.
 
Old May 16, 2007 | 02:28 PM
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Sucks that there is a patent pending...All that time and now you wont see the profits...

Good work though
 
Old May 16, 2007 | 02:40 PM
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I doubt the patent is worth the paper it is written on and "pending' means zilch. No offense but I do not think that RSS are the 1st in automotive history to figure out that a T connection is bad and a smooth air intake path is good and applied for a patent.
 
Old May 16, 2007 | 02:59 PM
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Originally Posted by pjalexandre
I doubt the patent is worth the paper it is written on and "pending' means zilch. No offense but I do not think that RSS are the 1st in automotive history to figure out that a T connection is bad and a smooth air intake path is good and applied for a patent.
I'm not saying they are. Actually, this product (the one pictured) was made before RSS was even a company. They only machined the latest production of units.

I'm not trying to rain on xdreams parade or anything, I just want him to be aware that all his testing might lead him to a product that is alraedy on the market. He mentioned that he spent enough to buy a S/C on this piece and testing. So maybe this will save him some money.

Kudos to xdream for making his own. The self satisfaction of designing and making your own may be worth it anyway. I would attempt to do the same thing with my stock plenum. However, I would try and keep cost at a reasonable amount. Otherwise you might as well buy the RSS version.

The real question is....why did Porsche use the T-style??
 


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