A maintenance routine that includes servicing the spark plugs, air filter and engine oil helps keep your lawn mower running at peak performance.

Attach the spark plug to a spark plug tester, then connect the tester to the ignition wire. Start the engine and observe the ...

Let's say you've just removed an old spark plug. Does it have any life left in it? Can it be reused if it is cleaned properly? Let's take a closer look.

The Honda GCV160 has been doing service in lawn mowers and similar vehicles for a long time now. There are a few important ...

A clogged silencer and fuel screw adjustments bring the engine to life. With a clean spark plug and proper idle speed regulation, the Honda Dio AF 27 is running smoothly again.

Hand-thread the spark plug back into the engine, being very careful not to cross the threads. Then tighten the spark plug, but don’t over-tighten it or it’ll crack.

Heat Range: A spark plug's heat range classifies how insulated the center electrode is from the spark plug threads, and thus, the cylinder head. The heat of combustion warms the spark plug tip ...