Spark plug · Champion

Equivalents for the Champion spark plug 668

Champion 668 is a spark plug — thread 14 mm, reach 11.2 mm, tightening torque fonte 25–35 N·m · alu 25–30 N·m — ou 180°–240° (½–⅔ tour), heat range hot. Browse its 17 equivalents: compatible, interchangeable and replacement spark plugs across NGK, Bosch, Champion, Denso and many more.

Technical information Champion 668 spark plug

Terminal
SAE
Torque
fonte 25–35 N·m · alu 25–30 N·m — ou 180°–240° (½–⅔ tour)

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What can replace a Champion 668 spark plug?

The Champion 668 is interchangeable with: Champion V55C, Denso T22-U, Autolite AR131, Champion V59C, Champion V504C, Champion V506C. These spark plugs share the same mounting (thread, seat) and heat range.

What are the specifications of the Champion 668?

Thread 14 mm, Reach 11.2 mm, Heat range Hot, Terminal SAE, Torque fonte 25–35 N·m · alu 25–30 N·m — ou 180°–240° (½–⅔ tour)

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.