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After cam issues

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Old Feb 8, 2005 | 03:41 PM
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black_ws6's Avatar
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From: Belle Vernon, PA
Default After cam issues

I recently put in a TSP 231/237 cam with 918's. I got through 3 heat cycles and decided to rev it up Sunday after it got to normal temps. I revved it up and when it came back down to idle, it sounded like it was going to stall for about 4 seconds. Then the idle went back up to normal. I am thinking a tune is needed. I've been told the car was tuned for the TR220 cam that was in it, but I am not 100% sure.


I also smell gas when it is idling. I assume it needs leaned out a little.

Is this common after cam installs?
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Old Feb 8, 2005 | 04:33 PM
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yeah,you need a tune.
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Old Feb 8, 2005 | 05:45 PM
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I believe every cammed car will try to stall out after a hard rev.....I am not 100% sure about this...someone tell me if I am wrong.
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Old Feb 8, 2005 | 05:50 PM
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yep .before tuning my car would just about cut off after reving.tuning made a world of differance.
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Old Feb 9, 2005 | 08:12 AM
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Originally Posted by smokeum99ta
yep .before tuning my car would just about cut off after reving.tuning made a world of differance.
Thanks. I figured that's what I needed. It's just nice to hear that it's not abnormal.
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Old Feb 9, 2005 | 10:49 AM
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If you did not drill the TB the IAC counts will be to high and won't be able to compensate. When I did my 224 the counts were at about 60 and the car would do what you said . I enlarged the hole til the IAC postion was about 40 and it ran fine.
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Old Feb 9, 2005 | 11:11 AM
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I've got the same cam. It does the same thing after a rev. Don't worry man, you're not alone.
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Old Feb 11, 2005 | 08:42 PM
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Originally Posted by 5POINT7
I've got the same cam. It does the same thing after a rev. Don't worry man, you're not alone.
did you ahve it tuned or is it the stock tune?
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Old Feb 12, 2005 | 12:20 AM
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No, it's not tuned yet...still on stock tune.
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Old Feb 12, 2005 | 07:46 AM
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tuning works wonders after a cam swap
on my third cam never drilled TB either idles dead on , cold start, warm, after rev ect.
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Old Feb 12, 2005 | 08:39 AM
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Originally Posted by black_ws6
I recently put in a TSP 231/237 cam with 918's. I got through 3 heat cycles and decided to rev it up Sunday after it got to normal temps. I revved it up and when it came back down to idle, it sounded like it was going to stall for about 4 seconds. Then the idle went back up to normal. I am thinking a tune is needed. I've been told the car was tuned for the TR220 cam that was in it, but I am not 100% sure.


I also smell gas when it is idling. I assume it needs leaned out a little.

Is this common after cam installs?
mine does the same thing man...i have a custom built COMP CAM .581 lift though. and NO HEAD WORK!!!
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Old Feb 12, 2005 | 09:53 AM
  #12  
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I Drilled My Throttle Body Per Mti After I Installed The G-1 Cam
After I Got My Car Tuned The Idle Started To Hang At 2,000 Rpm On Decel
I Replaced My Throttle Body & Now It Drops Back Down Fine-drilling Is
A Non-tuned Cars Way To An Easy Idle-i Wish I Hadn't Drilled Mine.dude,you
Must Get Your Car Tuned After A Cam Install-you Will Be Amazed At The
Difference.
Reply




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