DIFFERENT BRAND. SAME SPARK.
Spark Plug Cross Reference
Find listed cross-reference options for your spark plug by entering its part number or manufacturer. Compare available specifications, then confirm the replacement with your engine manufacturer.
START WITH A NAME YOU KNOW
Spark Plug Cross References by Brand
Browse manufacturer part numbers
and open a code to explore its references.
LESS GUESSWORK. MORE CLARITY.
How to Find a Replacement Spark Plug
Start with a known part number, review the listed cross references, and check the application before choosing another plug.
- 01
Identify the Part Number
Read the manufacturer and complete code on the plug or packaging. Preserve leading zeros, letters and suffixes when searching.
- 02
Compare the Listed Alternatives
Open a matching part number to review its cross references and any recorded specifications. Similar codes do not necessarily describe the same plug.
- 03
Check Specifications and Application
Confirm dimensions, seat type, heat range and gap with the engine manufacturer. A listed reference is not a fitment guarantee.
A LITTLE KNOW-HOW GOES A LONG WAY
Spark Plug Specifications and Replacement Guides

THE ESSENTIALS
How to Choose a Spark Plug
Understand thread size, reach, seat type and the checks needed before fitting a replacement.

IN THE GARAGE
Car Service Checklist
Review routine maintenance checks and when to consult your vehicle’s spark plug service schedule.

ON TWO WHEELS
Motorcycle Service Checklist
Check the essentials of motorcycle maintenance, including spark plug inspection and replacement guidance.
Always confirm thread size, reach, seat type, heat range, and gap against the engine manufacturer’s recommendations before fitting a replacement.