Spark plug · Japan Parts

Equivalents for the Japan Parts spark plug JDG122

Japan Parts JDG122 is an automotive spark plug — reach 15.2–19.0 mm, heat range medium. 180 equivalents listed: interchangeable and compatible spark plugs across all brands — NGK, Bosch, Champion, Denso…

Technical information Japan Parts JDG122 spark plug

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180 equivalents compatible with the Japan Parts JDG122 spark plug

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What can replace a Japan Parts JDG122 spark plug?

The Japan Parts JDG122 is interchangeable with: Bosch CH166, Champion W430, Denso DG122, Bosch CH222, Bosch GLP032, Champion CH166. These spark plugs share the same mounting (thread, seat) and heat range.

What are the specifications of the Japan Parts JDG122?

Reach 15.2–19.0 mm, Heat range Medium, Resistor no, Seat Flat (gasket)

Cross-references and specifications are provided for guidance only. The wrench size can vary by brand, and some data is inferred from the plug code or an equivalent reference. Always check the vehicle manufacturer's recommendation before buying and fitting.