1st Generation Specific (1979-1985) 1979-1985 Discussion including performance modifications and technical support sections

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Old Jul 6, 2003 | 04:25 PM
  #1  
mcinnes's Avatar
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NO ROTOR NO MOTOR
 
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From: camrose alberta canada
Question engine

my car starts fine, it idels just under 2, but when i rev it and take my foot off its kinda rough and shakes, but does NOT back fire.
Any advice????
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Old Jul 6, 2003 | 04:36 PM
  #2  
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From: Erie, PA
ignition problem maybe? i dunno thats just a guess....can you get it to idle any lower or will it die?
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Old Jul 6, 2003 | 04:37 PM
  #3  
mcinnes's Avatar
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NO ROTOR NO MOTOR
 
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From: camrose alberta canada
no, at the highest it will be 2 and when its lower it will not die
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Old Jul 6, 2003 | 04:43 PM
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From: Erie, PA
when its idling lower does it idle smoothly? can you hear misfires?
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Old Jul 6, 2003 | 04:46 PM
  #5  
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From: Arlington, TX, USA
your idle should be at 750 rpm
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Old Jul 6, 2003 | 05:13 PM
  #6  
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Mazspeed.com
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From: Maryland
Yes, the fact that it idles at just under 2 grand is an excellent indication that you have issues. Ignition, possibly, but also potentially a vacuum leak. Check your rats nest for a leak. A search should show a few of the more popular methods.
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Old Jul 6, 2003 | 05:15 PM
  #7  
mcinnes's Avatar
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NO ROTOR NO MOTOR
 
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From: camrose alberta canada
yah it idels smooth, only when i give it some gas and take my foot off its rough
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Old Jul 6, 2003 | 05:18 PM
  #8  
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holley guy
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From: K.C. MO
vac leak, check all of your hoses and the emmisions crap
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