Find the right spark plug and gap for your engine on a lawn mower.

It's important to check and change spark plugs when you have problems with your lawn mower, snow blower or other outdoor power equipment.

Before doing any small engine repair or maintenance, be sure to check your manual for any recommended parts numbers and safety precautions.

You can use the chart below to identify the genuine spark plug and gap recommendation from the part you found.

Caution!It's important to use the right spark plug.Performance problems and possible internal engine damage can be caused by using the wrong spark plugs.

L-head or side valve engines are used for pressure washers and walk behind lawn mowers.

Before starting, operating, or servicing your engine or equipment, you should read the engine and equipment manual.If you have questions or are unsure of a procedure, contact an authorized dealer.All Engine Safety Warnings can be found.

Step-by-step instructions on how to locate your engine model number are included.

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