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Vtec Crossover

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Old Jun 28, 2009 | 05:13 AM
  #1  
mikeabtin's Avatar
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Thumbs up Vtec Crossover

How do you lower your crossover?


how low can I lower the crossover on a ap1 stock s2k?


Also anyone know any videos of s2000s with lowered cross over?
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Old Jun 28, 2009 | 06:20 AM
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A VAFC will do that. Won't get you much, however, maybe only 500 rpm, since the ignition timing needs to be changed as well, not just fuel trim and VTEC point, for the engine to operate properly but the VAFC can't do that. MY06+ cars have a more complete option in the Hondata reflash which does timing, fuel and VTEC point.
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Old Jun 28, 2009 | 09:59 AM
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I don't understand VAFC only giving you 500RPM. Does the ignition timing really change when going into VTEC? I didn't think it did.
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Old Jun 28, 2009 | 10:09 AM
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Using emanage Ultimate I was only able to lower it 500 RPM using just fuel trim modifications.
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Old Jun 28, 2009 | 05:56 PM
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when your in Vtec fuel trim, timing changes, lowering it 500 rpm is not much of a gain.
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