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Old 09-27-2012, 06:36 PM   #1
68longhorn
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Re: 1983 C10 305 mind boggling engine problem

does your distributor have 4 extra wires coming out of it? My 86 has that and the computer would randomly retard timing and do all that. I can't remember what 2 wires, but 2 need to be wired together, or you can put in a traditional dizzy.
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Old 09-27-2012, 06:52 PM   #2
y5mgisi
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Re: 1983 C10 305 mind boggling engine problem

Im betting ignition module.
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