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Published daily in Bend, Oregon, by Western Communications, Inc. Copyright 2007.
By Mike Allen / The Bulletin
June 1, 2008
Dear Mike: With the cost of gas skyrocketing, I was wondering whether you had done a comparison on the new types of spark plugs on the market that claim to give you better gas mileage.
A: The only real improvement you’re going to see in fuel economy from a replacement spark plug....