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924/931/944/951/968 Forum Porsche 924, 924S, 931, 944, 944S, 944S2, 951, and 968 discussion, how-to guides, and technical help. (1976-1995)
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what do you think?

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Old 01-20-2008, 03:47 PM
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jtsporsche
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Default what do you think?

http://cgi.ebay.com/ebaymotors/Porsc...QQcmdZViewItem

is this for real?? my friend found this and thinks i should get one. it claims 35hp, but from what ive read on rennlist im skeptical. but then he offered to pay for half. i read the feedback and its all positive... but its mostly about quick shipping.

waste of money or do you think it may actually work?
Old 01-20-2008, 03:54 PM
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V2Rocket
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thats not a 944 dyno graph thats for sure...

but its like 30 bucks. how they describe it works is how the car accelerates anyway. give it a shot if you want but i doubt it would work.

theres a reason that autothority, vitesse and those kinds of chips are $100+.
Old 01-20-2008, 03:57 PM
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BeerBurner
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I would rather spend the $30 on beer.

BB.
Old 01-20-2008, 03:57 PM
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jtsporsche
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Originally Posted by V2Rocket_aka944
thats not a 944 dyno graph thats for sure...

but its like 30 bucks. how they describe it works is how the car accelerates anyway. give it a shot if you want but i doubt it would work.

theres a reason that autothority, vitesse and those kinds of chips are $100+.
thats what i was thinking. way to cheap for a miracle chip. but how can you tell its not a 944 dyno?
and another thing. it says 911/924/928. it dosnt say anything about a 944?
Old 01-20-2008, 03:59 PM
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jtsporsche
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another question. what is the IAT sensor?
Old 01-20-2008, 04:04 PM
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V2Rocket
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Originally Posted by jtsporsche
how can you tell its not a 944 dyno?
the dyno graph on the auction shows power being made at least 700RPM over the stock fuel cutoff of about 6500RPM. its hard to raise the rev limit even a little bit because you risk damaging the engine.

also, dyno measurements are generally taken at the wheels which means the car in that graph would have been making over 200HP at the crank, which is alot more than 35HP over stock.


Originally Posted by jtsporsche
another question. what is the IAT sensor?
http://en.wikipedia.org/wiki/Mass_flow_sensor
Old 01-20-2008, 04:06 PM
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Legoland951
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Thats a BS dyno chart. HP is calculated through measured torque and by definition equals each other at 5252 RPM. Lines do not cross each other at 5252 so that chart is MADE UP.
Old 01-20-2008, 04:08 PM
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V2Rocket
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Originally Posted by Legoland951
Thats a BS dyno chart. HP is calculated through measured torque and by definition equals each other at 5252 RPM. Lines do not cross each other at 5252 so that chart is MADE UP.
that just shows how good this chip is
it bends the laws of physics to its will
Old 01-20-2008, 04:11 PM
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MM951
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Wow, it wires in to the IAT sensor. Basically tricking your car into thinking its cold or warm.

Great way to waste $30
Old 01-20-2008, 04:12 PM
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jtsporsche
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youve got an eye for detail.
now that moneys not an issue, the only worry is could it damage the engine? i know the ad says it wont but thanks to you i dont trust them anymore
Old 01-20-2008, 04:20 PM
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FRporscheman
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Intake Air Temperature.

I think this chip only works with CIS injection if it says 911/924/928.
Old 01-20-2008, 04:33 PM
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luckett
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Originally Posted by V2Rocket_aka944
Originally Posted by jtsporsche
another question. what is the IAT sensor?

http://en.wikipedia.org/wiki/Mass_flow_sensor
wrong again! I'm going to have to put you back on my ignore list after just one day off!



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