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fall out of vtec?

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Old Jun 30, 2004 | 03:13 PM
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pbizzlegsr
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Default fall out of vtec?

after having my car dynotuned, my vtec is set to 5200. i notice when i redline first and go into 2nd that i fall out of vtec for about 200rpm then get back into vtec..is that right? because i was told that youre suppose to be in vtec once you go into 2nd..or since it was dynotuned and set there for a reason its okay? thanks
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Old Jun 30, 2004 | 04:05 PM
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What tranny are you using? GSr?
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Old Jul 1, 2004 | 09:58 PM
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As txhatch is getting at, gearing is very important, shorter gears are much less likely to drop you low enough to get out of the VTEC range then longer gears.

Isn't 5200RPM about stock engagement?

If it really bothers you, adjust the engagement point down to match it, but if it has been dyno tuned to be there, just leave it.
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Old Jul 2, 2004 | 01:46 PM
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4400 is stock engagement on a b18c1
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Old Jul 2, 2004 | 02:31 PM
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if you raised the VTEC point, you will drop out when shifting at redline. Are you using a V-AFC? If so, you can set the High to Low cam switchover lower.
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Old Jul 5, 2004 | 12:51 PM
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Originally Posted by Snoopy
4400 is stock engagement on a b18c1

Isn't it 4400 on a c5
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Old Jul 5, 2004 | 02:15 PM
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Originally Posted by 2G_GSR
Isn't it 4400 on a c5
no...on a GSR the L->H cam switchover is @ 4400. Then, since the c1 utilizes a dual-stage intake manifold, the secondary runners open at 5750.

the vtec switchover on the ITR is 5400.
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Old Jul 5, 2004 | 06:37 PM
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Originally Posted by LT6916

the vtec switchover on the ITR is 5400.

Actually 5700 @ WOT. h:
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