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VAFC is it worth it?

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Old Dec 11, 2002 | 08:15 PM
  #1  
CloudDragon's Avatar
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From: Houston, TX, U.S.
Default VAFC is it worth it?

I'm really thinking of getting one off my buddy this weekend. Any noticeble gaisn with I/H/E and a 70 shot of juice. Anyone running this setup?
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Old Dec 11, 2002 | 08:37 PM
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illusion's Avatar
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From: jersey
Default Re: VAFC is it worth it? (CloudDragon)

i hope youre not running that 14.8 with the bottle
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Old Dec 11, 2002 | 08:39 PM
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Default Re: VAFC is it worth it? (CloudDragon)

It looks pretty in the dash It has it's benefits, as long as it's used and tuned correctly, it could be an asset in your air/fuel management, with a few extra features to boot. The gains I would say are fairly minimal, nothing to "ooh" and "ahh" about. A few of my friends have them, and they have put them to good use, so it's really up to you--it has potential with your nitrous setup from what I've read and heard from others though. Hope that helps.
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Old Dec 11, 2002 | 08:43 PM
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xtal's Avatar
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Default Re: VAFC is it worth it? (typeSwarrior)

It is worth it if you have it professionally tuned (wideband o2 dyno) or get a in-car wideband. It is pretty much worthless otherwise.

If you get it tuned, people have picked up 12-15 hp in places throughout the power curve, and there are gains to be had from lowering the stock VTEC crossover a few hundred RPM in a lot of cases. You need to dyno to experiment though. The richer your prelude runs, the more horsepower you will pick up. The caveat is that you need to be careful if you change the environment a lot - for example, I'd bet my car runs a lot leaner now that it's seeing -10C ambient air temps than the 30C+ temperatures in the summer.

Makes a pretty good arguement for a wideband o2 in car and a datalogging device though.

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Old Dec 11, 2002 | 09:42 PM
  #5  
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Default Re: VAFC is it worth it? (illusion)

If you have it tuned right, then its worth getting
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Old Dec 12, 2002 | 04:55 AM
  #6  
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Default Re: VAFC is it worth it? (prelude1897)

Thanks for the feedback guys. Well the time is on the bottle. I drive a SS. Very bad 60ft time a 2.5 LOL
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Old Dec 12, 2002 | 05:26 AM
  #7  
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Default Re: VAFC is it worth it? (CloudDragon)

definitely worth the investment.

even without getting it on the dyno right away leaning it out across the board a very tiny bit shows noticeable gains.

h22a's run very rich from the factory.

loved my vafc when i had it.
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Old Dec 12, 2002 | 09:34 AM
  #8  
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From: Milwaukee, Wi, USA
Default Re: VAFC is it worth it? (bgod)

I have one for sale if interested, $280 shipped to your door. 4 months old. Noticeable gains if you lean it out a little bit and lower VTEC to 4800rpm.
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