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tuning for camshaft??

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Old 07-20-2011, 01:47 PM
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Talking tuning for camshaft??

Is it possible to adjust a tune in a manner that, in effect, mellows out a camshaft?

My cam is a 224/238 on a 116 LSA; I wouldn't say its an exceptionally agressive camshaft but it has more lope day in day out then I'd like.

I would prefer this route vs. buying/installing a new camshaft.

Last edited by moregrip; 07-20-2011 at 03:09 PM.
Old 07-20-2011, 03:33 PM
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How bout turning the idle up a touch?
Old 07-20-2011, 04:08 PM
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Originally Posted by TIM Z
How bout turning the idle up a touch?
already up, 800rpm
Old 07-20-2011, 04:25 PM
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Yes you can tune to smooth the camshaft lope out. You'd be surprised how much you can have it cleaned up. That cam with -1* overlap should sound pretty smooth tuned right.
Old 07-20-2011, 04:29 PM
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the under and over idle spark tables can mellow or make it more lopey depending on how you adjust them.
Old 07-20-2011, 04:41 PM
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oh wow, that's good news! how do I do that?
Old 07-21-2011, 10:19 AM
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like I said great news....can someone point me in the right direction? I have HPTuners btw...
Old 07-21-2011, 11:35 AM
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I am working on a write up which will apply to hpt with some tweeks. In the mean time you could also adjust the idle timing. Move timing up or down 0.5* at a time and long intake vacuum. What your looking for is the higjest number. That will be you best timing at idle. Also adding 2% to the ve or maf (if applicable) in the idle cells helps smooth it out too. Richer mixture are more mellow than leaner.
Old 07-22-2011, 12:01 PM
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thanks again brother!
Old 07-22-2011, 12:25 PM
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Does this have a TVS on it?
Do you have E10% in your area?


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