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hard to crank, stuttering not backfiring

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Old Oct 19, 2015 | 04:16 PM
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hard to crank, stuttering not backfiring

It was running pretty good with an intermittent miss so I thought it needed plugs, wires and such.

Just put new plugs, plug wires, cap and rotary button. That is all I did. firing order is good. Is hard to crank, I have to pat the gas, and it will not idle.Sputters at low idle,

carb is fairly new. filter is open.

I don't think it is the coil as it does run.

Could the ignition control unit be bad causing this.

Thanks.
 
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Old Oct 20, 2015 | 05:26 AM
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Anybody have an idea?
 
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Old Oct 20, 2015 | 05:31 AM
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Make 100% sure the wires are in the correct place in the cap and at the plugs. Don't say they look good. Trace each wire. Make sure you have them in the cap with the proper distributor revolution.
 
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Old Oct 20, 2015 | 05:39 AM
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I will check again. Someone else set that up and he was doing it too fast for me to follow along. I will recheck this pm. Thanks
 
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Old Oct 20, 2015 | 05:53 AM
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Define "running pretty good w/ an intermittent miss"? And after everything you changed did it make any difference?
 
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Old Oct 20, 2015 | 05:56 AM
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IT just had an intermittent skip. Nothing real bad but not as smooth as a fine running motor. At speed it did fine. I can't even drive it now. It acts like it is not getting enough gas but I think it is. It will run at higher rpms
 
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Old Oct 20, 2015 | 07:27 AM
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Get a Hanes or Chilton book or look the firing order up online...is this for your profile 2004 truck? You know you are in the 73-79 forums?

If the truck was running fine then after a while the thing acted up I might suspect the ignition control unit.
 
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Old Oct 20, 2015 | 07:44 AM
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get a firing order off the net and double check wires!
 
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Old Oct 20, 2015 | 08:11 AM
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The batterry seemed low. At times it would hardly turn over then it would spin it good.
 
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Old Oct 20, 2015 | 08:27 AM
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I didn't see mention of what engine this is but if it's a V-8, this is the firing order and the distributor rotor will turn CCW. 1-5-4-2-6-3-7-8.


 
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Old Oct 20, 2015 | 12:06 PM
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Clean all your battery connections on the batt and the eng block ground. And insp the cables themselves.
 
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Old Oct 21, 2015 | 12:13 PM
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Well, I fixed it. turns out that the friend helping me pulled up the 302HO firing order which is different than the earlier 302. Now it runs fine.

I never pull all the wires off at one time.
 
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Old Oct 21, 2015 | 05:25 PM
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Good deal!
 
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Old Oct 25, 2015 | 04:47 AM
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Well, I was wrong. I took it out on the hiway and it really, It is now fixed. It will not get up- to speed, It runs like it is starving for fuel.

Mind you, before I changed plugs and wires it was running pretty good, just not great.

I have checked each plug with a spark plug checker which is hooked to the spark plug and wire and lights up when it fires. They all are working.

One plug looks different than the others. It is brown and all the others are white. When I pull that plug wire while running, it does not seem to affect the way it is running. It is cylinder 4.

I am sure before that it was getting fuel and now, all of a sudden it seems that number 4 is not.

Any ideas.
 
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Old Oct 25, 2015 | 09:20 AM
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Do a compression check... ya might have a dead hole.
 
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