This blog is a step-by-step instructions for replacing the spark plug on a lawn mower. The most common reasons for replacing the spark plug are when the lawn mower won’t start, is hard to start, stops after a few seconds, or runs poorly.

Lawn mower starts then stalls? This blog provides information on how to troubleshoot a lawn mower and the most likely defective parts associated with this problem.

Lawn mower starts then stalls? This blog provides information on how to troubleshoot a lawn mower and the most likely defective parts associated with this problem.

Lawn mower runs rough? This blog provides information on how to troubleshoot a lawn mower and the most likely defective parts associated with this problem.

Lawn mower smoking? This blog provides information on how to troubleshoot a lawn mower and the most likely defective parts associated with this problem.