Dyno #'s are teh ghey :?
Demand for e30 m20 Cold Air Intake
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My expensive hot air intake gave me roughly 40 more hp and 130 more tq at the wheels at only 3700rpm. This is a very extreme hot air intake, and should be taken seriously. The air temp is usually 10degrees hotter than the outside air temp, unless outside air temp is around 40, then its about 5 degrees hotter.
Seriously though, i "felt" no gains when I had a regular hot air intake on my car (before i had the turbo). It did sound a hell of a lot cooler though. Best bet is to heat shield the cone (if you use one) a lot, you must keep it away from ambient engine heat. Or you can use your stock intake box, with a high flow k&n panel filter and take out the resonator in the intake box.
matt
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lets not get in a pissing match over dyno numbers, seeing as how its difficult to replicate the air moving through a car with fans on a dyno.
I give little or credit to 'dyno proven' intake claims, since they are basically a waste of time.
now controlled road pulls (on a closed course) may hold some merit, but no one does that...
an a different note, how long is the piping for the Cold air intake? the longer the piping, the more effect it will have on throttle response...BEERTECH

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1st run was with Heatshield and big filter. 206hpOriginally posted by TCDOne dyno pull cannot be taken as an absolute. The car could have easily dynoed 12hp less on dyno run #2 vs run #1. In fact my car always dynoes at lessHP on the 2nd run.
I bet I could put a CAIS on the e30 and dyno it on run #1 and then put the stock airbox back on and dyno it on run #2 and claim that the CAIS was an improvement.
Dyno numbers have to be taken with a grain of salt.
Todd
2nd run was no hearshield 194hp
3rd run was stock airbox, BEST RUN 207hp
My car will run the same numbers no matter how many runs I do, when we were tuning my computer, we did about 35runs, it was really consistent.
If you can't believe a dyno, then what the hell can you believe?Comment
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Any estimate on what this cold air system will cost? I am interested for sure if the price is reasonable.Comment
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It'll be reasonable for sure. I'll have a good cost estimate as soon as we fabricate the prototype.
Thanks,
Todd
[img]http://groups.msn.com/_Secure/0QgDUAjwSUkilN4bw5FHxWvb7D2*gZIkKrpjttUffA9Zh7AreW Wmdk1UhhppJKYrw22GtWihjXNnzVOIJs5sOguZoZI*zpjcEiWH P0mNoA2A/5ersig1.JPG?dc=4675444704522216950[/img]TCD
1985 euro 535i
503rwhp/485rwtqComment
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There already are CAI's out there. A handfull of companies sell intake kits and I sell the heatshields.
You guys know who to ask if you want a shield. :) I'll beat any price.
LLuke@bmwe30.net2004 SL600 - Current
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2006 SL55 AMG - Sold
2004 M3 SMG - Sold
1999 540i Sport - Sold :(
1989 325i coupe- Sold
1988 325is M50 M-tec - Sold :(Comment
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Here is a link to my current ebay auction with picture:
2004 SL600 - Current
------------------------
2006 SL55 AMG - Sold
2004 M3 SMG - Sold
1999 540i Sport - Sold :(
1989 325i coupe- Sold
1988 325is M50 M-tec - Sold :(Comment
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