Gapping the spark plug is only necessary on used spark plugs. New spark plugs have their gaps set at the factory.

Name: Gapping the spark plug is only necessary on used spark plugs. New spark plugs have their gaps set at the factory.
Brand: Quizplus
Rating: 4.9 (34 reviews)

Question

Quizplus · Accepted Answer

New spark plugs, although pre-gapped at the factory, may not always match the specific gap required for a particular engine. It's important to check and adjust the gap as necessary before installation to ensure optimal performance.

Gapping the Spark Plug Is Only Necessary on Used Spark