How often you replace spark plugs depends on the type of plugs you have. You may have 30,000-mile plugs, or if the plugs have platinum tips, they may be good for up to 100,000 miles, although some ...

Spark plugs that haven't been changed for a long time can become one with the cylinder head. Fortunately, it's possible to repair damaged threads instead of scrapping the head. (Photograph by Chris ...

Spark plug care is of critical importance and is a good method to examine if the engine is running healthy Carry out a spark plug check from time to time to ensure that the engine is running fine and ...

If you can't get your engine to start running, a spark plug issue could be the culprit. Faulty or malfunctioning spark plugs can prevent your engine from doing its job correctly (or at all), so ...

You can (and should) actually read your spark plugs for valuable "clues" about how your engine is operating. To read your spark plugs, follow these steps: 1. When you get the first spark plug out of ...