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Real Gains From Ecu/mevi Combo??

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Old Jun 30, 2003 | 01:37 PM
  #1  
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Real Gains From Ecu/mevi Combo??

What kind of gains can I really expect?
Where can I buyu them and how much?
Is this installation easy?
Old Jul 5, 2003 | 05:36 PM
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i have heard of awesome gains(up to 45whp on dyno)but it is past the factory red line, so what i've heard is that there are no real gains w/the mevi alone until you extend the rev limiter via new ecu. Then again one person told me that you can adjust the mevi switch to open earlier. hopefully this helps.
Old Jul 5, 2003 | 05:39 PM
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hmm.... 45 whp seems nice Is that with factory Y, exhaust, and intake? Or were there upgraded components to achieve the 45 whp?
Old Jul 5, 2003 | 06:21 PM
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no that is already having a y,exh,int, and pullys but power gains alone gotta be good.
Old Jul 5, 2003 | 07:35 PM
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You should've looked Here beforehand. The gains associated with the MEVI are more or less at 5500 RPM+. Around town, it has been dyno proven to lose torque everywhere else in the rev range even with the ECU. 30+ WHP at redline might be nice, but your midrange will suffer to a certain extent. Depends on where you want the power.
Old Jul 6, 2003 | 04:15 AM
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what if you just get an updated jwt ecu ? You would get gains without losing torque, right ?
Old Jul 6, 2003 | 06:50 AM
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If you have the VI open early, you will lose power. It had to open exactly when the engine runs out of breath.

Originally posted by CullenJ76
i have heard of awesome gains(up to 45whp on dyno)but it is past the factory red line, so what i've heard is that there are no real gains w/the mevi alone until you extend the rev limiter via new ecu. Then again one person told me that you can adjust the mevi switch to open earlier. hopefully this helps.
Old Jul 6, 2003 | 07:04 AM
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Nealoc187 went from a 13.9 to a 13.6 just by adding the ECU to his MEVI. I gained 2 tenths, but easily should have had more.
Old Jul 7, 2003 | 03:06 PM
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Originally posted by Ceasars Chariot
what if you just get an updated jwt ecu ? You would get gains without losing torque, right ?
just an ecu? yes all gains , no losses unless you get an unichip and some idiot re-maps your air and fuel. not dissin' the unichip it's actually awesome if someone knows what they are doin'.
Old Jul 7, 2003 | 04:07 PM
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Originally posted by I30tMikeD
Nealoc187 went from a 13.9 to a 13.6 just by adding the ECU to his MEVI. I gained 2 tenths, but easily should have had more.
I went from consistent 14.6-14.7s@95-96mph to consistent 14.4-14.5s@97-99mph with the addition of the ECU. Hell, I even ran a 14.4 in 85 degree weather which is unheard of for my car. Now if I can get some better traction this fall I'm hoping for some 14.2s@100mph.

Dave
Old Jul 7, 2003 | 04:08 PM
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Originally posted by I30tMikeD
Nealoc187 went from a 13.9 to a 13.6 just by adding the ECU to his MEVI. I gained 2 tenths, but easily should have had more.
I went from consistent 14.6-14.7s@95-96mph to consistent 14.4-14.5s@98-99mph with the addition of the ECU. Hell, I even ran a 14.4 in 85 degree weather which is unheard of for my car. Now if I can get some better traction this fall I'm hoping for some 14.2s@100mph.

Dave
Old Jul 7, 2003 | 04:17 PM
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I have asspirations of being the first NA car to break into the 13's WITHOUT ECU.
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