Editor's note: As pioneers of the industry's first high performance H.E.I. ignition distributor, the Davis family's company (now led by Steve Davis) has spent 40 years perfecting their product's ...
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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