How to check the engine spark plug model?

1. Carefully check the ceramic part of the engine spark plug, there will be a marked model on the ceramic part of the engine spark plug.

2. The spark plug models are arranged in the order of "material", "size", "heat range", "insulation characteristic", "resistance", "electrode shape" and "gap".

3. If you are unable to confirm the engine spark plug model, please contact TAKUMI staff.