It was time to tune up our 351 Mercury…again. The idle was rough and uneven, the power had dropped off, and the fuel economy had steadily gone from bad to worse. Frankly, we're tired of that routine.
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Understanding ignition coils and the symptoms of a failing coil
Ignition coils sit at the center of every gasoline engine’s spark, yet they usually stay invisible until something goes wrong. When a coil starts to fail, the symptoms can look like fuel problems, ...
Davis Unified Ignition (DUI) install In An AMC 304 Four Wheeler's Verne Simons installs a ignition system known as HEI or high energy ignition by Davis Unified Ignition in an AMC 304.
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