In Slinger, WI, the days when Slinger drivers changed their spark plugs every couple of years has ended. Back in the day, spark plugs really did wear out that often. A couple of things are different n...
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Question:I'm confused about when I should get my spark plugs replaced. What's the deal?Answer from Joe's Slinger Service:Well, it can be confusing for Slinger drivers because ther...
