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Weird Cam idle

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Old Oct 30, 2012 | 01:53 PM
  #1  
Kraise's Avatar
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Weird Cam idle

Hey everyone I have gsc s2 cams on my car and when its idling it sounds like
pur pur pur pur purrrrrrrrrr pur pur pur pur purrrrrrrrrr pur pur pur pur purrrrrrrrrr

Theres nothing else weird, the car drives fine boosts fine and all that
Its tuned as well
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Old Oct 30, 2012 | 01:57 PM
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Did you think or were told they would idle like stock cams (not being sarcastic)? My HKS 264/272 cams have a slight idle lope like you are describing...some cams can be tuned to idle like stock...but not all....

I would venture to say you are fine and the idle is a result of the more aggressive cams you now have. You are fine.
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Old Nov 1, 2012 | 03:52 AM
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Originally Posted by SilverShadow03
Did you think or were told they would idle like stock cams (not being sarcastic)? My HKS 264/272 cams have a slight idle lope like you are describing...some cams can be tuned to idle like stock...but not all....

I would venture to say you are fine and the idle is a result of the more aggressive cams you now have. You are fine.
I did know they would be Lopey but I didn't know theyd be really Lopey lol but I guess it's fine then , thanks =]
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Old Nov 1, 2012 | 06:12 AM
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Post a video of it at idle. I've been told the S2's really aren't very lopey and should sound like stock.
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Old Nov 1, 2012 | 07:33 AM
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I Had S2's in my car last year it was very lopey. I now have S3's in my car.
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Old Nov 1, 2012 | 08:46 PM
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lol I love your description of how it idles, I got it!

Mine idles the same way after installing cams. It got so annoying, I ended up getting rid of my ams crossmember so it wouldn't vibrate the whole cabin. But it seems normal, because a friend of mine has kelford 272's and his idles fairly similar, minus so much vibration.
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Old Nov 1, 2012 | 09:10 PM
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Hahahaan they have an 11mm lift and 274 duration te there lopy your fine I have the s2s as well and yea sounds like an old camed v8 lol
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Old Nov 1, 2012 | 09:13 PM
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s2's definitely does not idle like stock cams or HKS cams.

v8 is more like it.

edit:

Just uploaded


Last edited by DDATuned; Nov 1, 2012 at 09:24 PM.
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Old Nov 2, 2012 | 05:13 AM
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^That sounds good actually.
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Old Nov 2, 2012 | 08:59 AM
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ill post up a video tomorrow if I get electricity back at home lol hurricane problems
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Old Nov 3, 2012 | 09:50 AM
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Ignore my brothers weird noises lol
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Old Nov 3, 2012 | 01:51 PM
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^^Hey is he on e85 why af so boncy and lean sorry to be off topic
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Old Nov 3, 2012 | 02:19 PM
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I'm on 93 pump when it's warmed up it bounces from 14-16.5 but still weird
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Old Nov 3, 2012 | 02:58 PM
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Ya the idle is fluttering around too much u should be able to make it better than that.
Should be more like that previous vid posted, this is what my car sounded like on the old setup with kelford 272's a fairly comparable cam to the s2's

http://i968.photobucket.com/albums/a...y86/evocam.mp4
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Old Nov 3, 2012 | 05:50 PM
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Dam so I should get it retuned? I was thinking there was some other reason because everything is fluctuating even the vacuum, which is really low to normal the afr the fuel pressure
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