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Champion Spark Plug (RC12YC). The spark plug ignites the fuel and air mixture in the cylinder to power the engine. If the spark plug is burnt, fouled or damaged the engine may not start or may run rough.

NGK spark plug. The spark plug ignites the fuel and air mixture in the cylinder to power the engine. If the spark plug is burnt, fouled or damaged the engine may not start or may run rough.

Small engine NGK spark plug (BPR6ES). If the engine does not start, the spark plug may be defective. The spark plug should be replaced periodically during regular maintenance.

Spark plug boot

Kohler Spark Plug (XC12YC)

Spark plug boot

Spark plug

Cap-assy-plug
Cub Cadet generators rely on the spark plug to start. If your Cub Cadet generator won't start, then it could be that the spark plug is not firing properly due to damage. Therefore, it is recommended to check for buildup and damage on generator spark plugs as part of routine maintenance. If a spark plug on your Cub Cadet generator is no longer in good condition, it is time to replace it. For more information on replacing your Cub Cadet generator's spark plug, please see our Cub Cadet generator Repair Help and Troubleshooting section. Our Cub Cadet generator repair section includes step-by-step instructions and videos for troubleshooting problems with your Cub Cadet generator, inspecting spark plugs, and replacing Cub Cadet generator spark plugs.
Repair Clinic has a huge online inventory of replacement generator parts in stock for Cub Cadet generators. These are all genuine OEM parts that are guaranteed to fit. To find a matching spark plug for your Cub Cadet generator, simply enter its model number in the search field at the top of this page. Are you looking for a Cub Cadet generator spark plug supplier nearby? All spark plugs and Cub Cadet generator parts are in-stock and available to ship the same day, right to your door. As a result, Repair Clinic is always close by and ready to deliver the lawn equipment part you need as quickly as possible!
We recommend examining your Cub Cadet generator's spark plug for damage as part of routine maintenance. A good rule-of-thumb is to change Cub Cadet generator spark plugs every 100 hours of operation. If the spark plug is damaged, it is recommended to replace it as soon as possible. Make sure to check the spark plug on your Cub Cadet generator as part of routine maintenance and replace it if there is damage or buildup.