What Type of Lubricant Should You Use on Spark Plugs?

Discover the best lubricant for spark plugs and ensure optimal performance with expert tips.

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Dielectric grease is recommended for lubricating spark plugs. Apply a small amount to the inside of the spark plug boot to prevent corrosion and ensure a good electrical connection. Avoid getting any grease on the firing end of the spark plug.

FAQs & Answers

  1. What is dielectric grease used for? Dielectric grease is used to prevent corrosion and ensure a good electrical connection in spark plugs and other electrical components.
  2. Can I use regular grease on spark plugs? No, avoid using regular grease on spark plugs as it can lead to poor performance. Stick to dielectric grease for optimal results.
  3. How often should I lubricate spark plugs? It's best to lubricate spark plugs during installation or maintenance. Regularly check them as part of your vehicle's maintenance schedule.

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