Similarly, where is the spark plug located on a Honda lawn mower?
Replacing Your Spark Plug
The spark plug is traditionally located on the front of the lawn mower. On this Honda lawn mower, it is located in the upper front hand portion of the mower, directly beneath the red engine shroud/cover. Carefully put your index finger in between the engine and the cap.
Keeping this in consideration, how often should lawn mower spark plugs be changed? How often should you change spark plugs in a lawn mower? Lawn mower spark plugs should be changed according to your lawn mower owners manual, or annually if your manual does not specify. Another good option is to change the spark plugs once the winter season starts so it will be ready to go when Spring arrives.
Using WD-40 to repel water from spark plugs, distributors, alternators, and batteries is a good way to prevent corrosion and keep moisture away. You can also use it to ease the removal of spark plugs, especially if there is any rust or corrosion.
Getting a tune-up shouldn't break the bank. If you do it yourself, you'll need to buy oil, an air filter and spark plug — totaling around $20 to $30. A professional tuneup often costs between $50 and $100 for a push mower. The costs are minimal compared to repair costs if a neglected mower breaks.
Cleaning your spark plugs is essential, and a quick and easy way to keep them working and prevent necessary replacements. It is important to consider the main reason why your spark plugs need to be cleaned. If you notice that the spark plug is dirty, then it is often best to replace the old and dirty spark plugs.