S2000 Under The Hood S2000 Technical and Mechanical discussions.

VAFC

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Old Mar 6, 2001 | 10:22 AM
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Does this device gives out any hp gains??
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Old Mar 6, 2001 | 11:43 AM
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YES
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Old Mar 6, 2001 | 12:59 PM
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by how much?
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Old Mar 6, 2001 | 01:04 PM
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My initial dyno results showed a gain of about 12 RWHP but those results are slightly misleading. That was done on an unusually cold (low to mid 40's) afternoon. We did it again after the weather warmed back up and initially picked up about 6-7 RWHP. It helped a great deal overall because you can adjust fuel mapping. My car put down 209 RWHP and pulled hard all the way to 9,000 RPM's. Without the V-AFC the car lost power above 8,000 RPM's because of the factory fuel mapping, it was way to rich up high. After installing the Denso Iridium Plugs, Mobile 1 and tuning the V-AFC, the VTEC engagement has smoothed out a great deal and the car runs very strong.
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Old Mar 6, 2001 | 02:41 PM
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derryck.. did u have any problems with installing the VAFC ?? will the check engine light come out with the mod??
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Old Mar 6, 2001 | 05:45 PM
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i'm still looking for a company that'll help with making a connector for the VAFC so that we can plug/unplug the thing without mechanics from Honda seeing it being tampered (thus voiding your warranty).
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Old Mar 7, 2001 | 05:49 AM
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I had a local speed shop (that I've been using for years) install mine. Mine is the 3rd on an S2000 that my mechanic has done. I had him make a wiring harness so if I ever have to take the car in for warranty repairs, they can just unplug.
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Old Mar 7, 2001 | 07:41 AM
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[QUOTE]Originally posted by derryck
[B]I had a local speed shop (that I've been using for years) install mine.
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Old Mar 7, 2001 | 08:04 AM
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[QUOTE]Originally posted by mingster
[B][QUOTE]Originally posted by derryck
[b]I had a local speed shop (that I've been using for years) install mine.
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Old Mar 7, 2001 | 08:56 AM
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I'll ask him (my mechanic) but I highly doubt it. The only reason he did it for me was because over the past several years I have spent many thousands of dollars with him. I doubt he would make it cost effective for you. I have a call into him and I'll post again when I get an answer.
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