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AutoliteSparkPlugs.com
Part of the SparkPlugs.com family, an authorized Autolite dealer.
Learning Center

Heat Range Conversion Chart

Heat Range Conversion Chart Read More

Engine Displacement Conversion Chart

Engine Displacement Conversion Chart Read More

Proper Gapping Instructions

Proper gapping instructions... Read More

Should I Gap My Plugs?

Yes. A spark plugs gap directly affects the tip temperature and the voltage necessary to fire the plug.... Read More

How Do I Order an Autolite Catalog?

Autolite catalogs are available from the manufacturer, or may be available on this site... Read More

How Do I Find a Colder or Hotter Plug?

Each spark plug has a unique heat range. How can you find a plug that is a hotter or colder heat range?... Read More

How Can I Get Autolite Stickers?

At this time we do not have Autolite stickers available, however... Read More

Autolite's Numbering System

How do I interpret Autolite's numbering system? Read More

How Can I Find a High Performance Equivalent to My Regular Plug?

The best way to find a high performance equivalent is by using the application search... Read More

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