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Revo Software tuning dyno results on a MAHA 217HP & 215 ft/lb's torque

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Old 04-27-2004, 11:05 AM
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Default Revo Software tuning dyno results on a MAHA 217HP & 215 ft/lb's torque

Here are some results from a 2002 Revo'd 1.8T A4 5 Speed w/34K miles & the mods listed below on the AMS MAHA dyno.
<a href="http://www.advancedmotorsport.com/site/dyno/main.htm">For those interested about learning more about the amazing MAHA dyno housed at Advanced Motorsport Solutions please click here</a>

Stock Intercooler / Stock Injectors / Thermal R&amp;D Turbo Back exhaust / Bosch 3 Electrode Copper plugs / EuroCode Tuning Cat relocation pipe / 100 Oct Fuel
<img src="http://www.ecodetuning.com/Pictures/fmic/11.jpg">
This dyno run was only done to provide us with a baseline to use when testing our FMIC and thought we would share the results as they can be informative. This vehicle has now been equipped with our FMIC and will return to the AMS MAHA dyno for further testing and the new dyno results will be posted here on AW.
<img src="http://www.ecodetuning.com/Pictures/fmic/6.jpg">

<a href="http://www.advancedmotorsport.com/site/dyno/main.htm">Many thanks to Mark@AMS for his undivided support and expertise's not to mention honest tuning.</a>
Old 04-27-2004, 11:10 AM
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good numbers....can i ask how much drivetrain loss you're assuming to get those crank HP #'s??
Old 04-27-2004, 11:15 AM
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Default Re: good numbers....can i ask how much drivetrain loss you're assuming to get those crank HP #'s??

Many people simply add back a "guesstimate" of the parasitic drag of these components anywhere from 10-20% for FWD or RWD cars and 25-40% for AWD or 4WD cars. The final numbers are only as accurate as the tuner's best guess.

AMS and many OE manufactures have felt that was an unacceptable platform to tune a vehicle from and went in search of something more precise and reliable.

The result of our search was the MAHA LPS2000.
The inherent beauty of a dyno system like the MAHA LPS2000, is that after it has measured the wheel horsepower, it measures the resistance of the entire drive train from the clutch to the tires So instead of dynoing a vehicle with a reported 200HP and measuring only 150HP at the wheel, and ASSUMING that 50HP was eaten up by the drag of the drivetrain and wheels The LPS2000 actually measures the drag loss during the coast down phase. In fact, if the drag loss is only 30 HP, you know beyond a "guesstimate" that your engine only made 180HP, or if the drag was 50HP, you will know EXACTLY how much power your vehicle is really making. However, with a drag measurement you can rest assured that you have isolated ONLY the Engine's HP and not the engine's power minus an unknown amount of drag. The system also corrects for enviromental conditions.<ul><li><a href="http://www.advancedmotorsport.com/site/dyno/main.htm">Advanced Motorsport Solutions MAHA Info</a></li></ul>
Old 04-27-2004, 11:17 AM
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A 'cat relocation pipe'? Is that a fancy way of saying straight-through test pipe, or what?
Old 04-27-2004, 11:25 AM
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Default Re: A 'cat relocation pipe'? Is that a fancy way of saying straight-through test pipe, or what? :D

It bolts directly in place of the factory cat thus allowing you to install your cat on a different section of your exhaust system i.e. underneath the car where it won't heat soak the turbo.
Old 04-27-2004, 11:29 AM
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Default Can you confirm the wheel horsepower number?

In my opinion for all of the fancy calculations to get back to crank horsepower the only thing that matters is how much horsepower you can put on the pavement..
Just my opinion.

What was the baseline run?
Old 04-27-2004, 11:34 AM
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Default Was the CAT relocated on this car or was it replaced by the straight-pipe completely?

Do you know how much hp/tq is gained by the straight-pipe alone? I heard you had software to replace the CAT...I'm interested.
Old 04-27-2004, 11:38 AM
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Look at the Dyno chart, where it says Wheel Output...P-Wheel = 126.4 whp
Old 04-27-2004, 11:45 AM
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Default Good info, but from that chart it looks like more than 40% loss.

From 216.9 bhp to 126.4 whp there is about a 41.7% drivetrain loss...Am I missing something here? :-/
Old 04-27-2004, 11:48 AM
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Default Re: Was the CAT relocated on this car or was it replaced by the straight-pipe completely?

For testing purposes the cat was not relocated.


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