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Old Feb 16, 2013 | 04:32 PM
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running issue

i guy called me today and wanted me to work on his truck its a 77 truck he says its got a big block in it.. says it runs just fine til it gets to running temp then once it hit running temp it cuts out really bad at 1500rpm any ideas be for i take my time to mess with it
 
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Old Feb 16, 2013 | 06:12 PM
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I have no idea what you just said.
 
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Old Feb 16, 2013 | 07:40 PM
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Post a video of it running. That should help!
 
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Old Feb 16, 2013 | 08:02 PM
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No offense, but why is he asking you to work on his truck when you have to ask an internet forum for ideas?
 
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Old Feb 16, 2013 | 08:20 PM
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i work on older **** all the time. it sounds like it ight be the coil to me but i was just trying to see if anyone else has had this problem
 
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Old Feb 16, 2013 | 09:14 PM
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My first thought's were the control mod. But, I'm not sure with out seeing a video.
 
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Old Feb 16, 2013 | 09:23 PM
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Originally Posted by BigBlockMan
My first thought's were the control mod. But, I'm not sure with out seeing a video.
As in ignition control module? Those just plain quit. My money is on the choke.
 
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Old Feb 16, 2013 | 09:24 PM
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If you work on old **** all the time, then you would have no problem using the tool btwn your ears to do some step-by-step troubleshooting for fuel, air, and spark.
 
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Old Feb 16, 2013 | 11:06 PM
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I work on old s#!+ too, but they usually end up being married.
 
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Old Feb 18, 2013 | 06:42 PM
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Originally Posted by MAN_N_BLACK
i guy called me today and wanted me to work on his truck its a 77 truck he says its got a big block in it.. says it runs just fine til it gets to running temp then once it hit running temp it cuts out really bad at 1500rpm any ideas be for i take my time to mess with it

Does it have an old style choke on it that uses manifold temp to control it? maybe the spring is worn out..
 
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Old Feb 18, 2013 | 07:45 PM
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I work on old stuff also and have for years, one is eatting my lunch right now with its problem.
 
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