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Corvette C4 Forum 1984 through 1996

86 vette glowing exhaust manifolds

  #1  
Old 04-01-2017, 07:42 AM
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Default 86 vette glowing exhaust manifolds

owner set timing glowing red manifolds I reset timing following procedure manifolds still glowing red any ideas on the cause am thinking clogged catalytic converters
 
  #2  
Old 04-03-2017, 12:34 AM
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I'm thinking mixture is too lean maybe.
 
  #3  
Old 04-04-2017, 07:19 AM
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Originally Posted by 73shark View Post
I'm thinking mixture is too lean maybe.
Agree that's the most likely cause IMO.
 

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