In racing, spark plugs are practically a disposable commodity. Use them for a while and throw them away. If the engine starts acting funny, replace the plugs just in case. It's cheap insurance and ...
Lawn and Mowers on MSN
How to check, clean and replace a mower spark plug for an easy start every time
A mower that drags through four or five pulls before it catches, splutters under load, or dies halfway across the lawn is often carrying one cheap, worn-out part: the spark plug. It sits on the side ...
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