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1980 - 1986 Bullnose F100, F150 & Larger F-Series Trucks Discuss the Early Eighties Bullnose Ford Truck

problem seating distributor properly

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Old Jan 4, 2015 | 10:32 AM
  #16  
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I do appreciate this help. I am getting a little frustrated here. I haven't worried about timing yet, because I wanted to establish that I was getting spark first. What I get when I put the timing light on the new wire from the new coil is an intermittent flash while cranking. I assumed that I would see a solid light. Am I wrong yet again? I pulled the wiring harness clip from the coil and put it back on to check the connection and it feels solid.
In looking forward to the timing, I can't find the marks on the engine anywhere. There is a bunch of rust, but my fear is that the guys who swapped the engine before may have left off something. Then of course I have the fuel leak somewhere on the carb to deal with.
 
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Old Jan 4, 2015 | 10:54 AM
  #17  
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Originally Posted by FilmCarp
What I get when I put the timing light on the new wire from the new coil is an intermittent flash while cranking. I assumed that I would see a solid light. Am I wrong yet again?
I don't remember if you ever told us what ignition system you have, but the general principles apply to all with electronic or computer-controlled (but not with points)...

The distributor instructs the ignition module to fire the coil at what it thinks are the right times.

The exact mechanics of how this works depends on the ignition system in place, but that's what happens.
 
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Old Jan 4, 2015 | 12:45 PM
  #18  
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Okay, the distributor is getting the coil to spark.
So it is seated on the shaft.
Connect to the #1 plug wire and see if the distributor has enough swing to get the timing correct.
 
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Old Jan 4, 2015 | 12:45 PM
  #19  
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The light is supposed to blink. The coil sends a spark for each sparkplug individually, and the rotor under the cap points this same spark to the correct sparkplug wire in the cap. You will get 4 sparks for every revolution of the engine, even though it's a 8 cylinder. The engine has to go around twice before all the cylinders fire, and thus that is the problem, you can be off 180 when you go figuring the position of the engine.

You can crawl underneath the front of the truck, and take something and clean the damper off. There should be little marks on it and usually there are some deep cuts too. I have found you can get to it better from underneath.

There should be on top of the damper a single pointer somewhere.

You are going to have to do the valve cover off thing, or the finger over the #1 sparkplug hole routine to get started in the right direction.
 
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Old Jan 17, 2015 | 02:20 PM
  #20  
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Thanks guys,
With the help of my brother in law I got it running today. She sounds great, but I need to replace some carb gaskets to stop a fuel leak. It worked just like everyone said. We rolled the engine to TDC, reset the distributor, and she fired up. We may be a little off on timing, but until I get the fuel leak beat I can't do much else.
 
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Old Jan 17, 2015 | 06:52 PM
  #21  
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I love it when a plan comes together.........
 
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