spark problem

jeff6898

Petty Officer 2nd Class
Thread starter
Joined
May 23, 2008
Messages
106
1979 85hp 85999R

Was having problems with the spark on the top left plug. Took it to a shop and they fixed something called the trigger wire, said it was coroded so they cleaned it up and ran great for a while. Now the spark in the same plug is gone again. It seems to come and go, Just that one though. Any ideas?
 
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