Can I use any spark plug for lawn mower?
The spark plugs in both types of engine work on the same basic principle. ... Some automotive and lawn mower spark plugs may be interchangeable, but many others are not because of physical differences.
Considering this, what is the gap for Champion Spark Plug RJ19LM?
Regarding this, what does RJ19LM mean?
Are all spark plugs the same for lawn mowers?
Yes there are different plugs for different engines. Usually you need the engine model on your mower, and take in the old spark plug to the hardware store. Ask for someone to help you find the right spark plug and tell them your engine model and mower model.Spark plugs that are gapped incorrectly can cause an engine to miss, or run erratically, especially during idle. The incorrect spark plug gaps can cause uneven firing of individual spark plugs and delay engine combustion; both of which can cause an engine to miss or idle erratically.Check the gap on the new spark plug before installing it. A new plug will often come pre-gapped to match your specific engine, but use a spark plug gauge to verify that it matches the manufacturer's specifications.Do Spark Plugs Always Have to Be Gapped? ... In the past, it was necessary to gap spark plugs, but today spark plugs are usually pre-gapped. It is advisable to double check that the gap is correctly set to the vehicle's recommended setting when installing spark plugs.For most racing applications, you usually want the plug gap to be between 0.020 and 0.040 of an inch. Most engine builders seem to settle around 0.035 of an inch. Factors such as the type of ignition you run, cylinder heads, fuel and even timing can affect how much gap will work best for you.RC12YC Spark Plugs
|Center Electrode||Copper Core|
|Fits||BRIGGS & STRATTON GAS ENGINES -- Intek, Vanguard single cylinder OHV KOHLER GAS ENGINES -- Command OHV, K series, 16.0/TH16, 18.0/TH18|