sorry to bump an old thread, but could this be a common problem on say an 83 toyota with the 4 banger?
my truck runs like it has an unconstant spark, even after the voltage regulator, alternator, charging system wiring have been replaced and battery stays charged
![I Dunno... :dunno:](https://board.marlincrawler.com/Smileys/marlin/dunno.gif)