What is the sound of one piston slapping?
What is the sound of one piston slapping?

Out with the old

Illustration for article titled Air filter change.
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In with the new.

Illustration for article titled Air filter change.
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Ford‘s idea of lifetime air filter probably stops at 170,000 miles. The engine appears to be breathing much better now. It’ll be interesting to see if MPG goes up. Next week, new rotors.

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