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5.0L (1979-1995) Mustang Technical discussions on 5.0 Liter Mustangs within. This does not include the 5.0 from the 2011 Mustang GT. That information is in the 2005-1011 section.

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Old 10-22-2011, 01:10 PM   #1
fast86stang
 
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Vehicle: 1986 ford mustang notch
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Default no spark problem help please

ok people i need help bad. i have a 1986 mustang coupe that i have had for about a year now and ran fine untill about a week ago. the car use to be efi but now is carb and they where still useing the tfi distrebuter well i lost spark to the motor las week and just decided to change the distributer to a carb one with pretronix in it and i changed to coil to a blaster 2 and still nothin in need help let me know what yall think thanks
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Old 10-23-2011, 10:17 AM   #2
nitrous_bob
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where do you have spark for sure ? coil ? or not even the coil ?
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Old 10-23-2011, 05:32 PM   #3
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not even the coil
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Old 10-23-2011, 05:37 PM   #4
mattdel
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If I had to guess, I'd say the distributor wasn't working. But the diagnosis depends on what pertronix distributor you had.
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Old 10-23-2011, 05:39 PM   #5
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its stock but with pertronix in it with a red and blk wire comin out of it
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Old 10-23-2011, 05:50 PM   #6
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Ok. That's a points distributor. Check the points for burn marks, clean if so(sandpaper), and re-gap them to factory specs. If no spark after that, replace points.
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Old 10-23-2011, 05:50 PM
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