Spark plug · Champion

Equivalents for the Champion spark plug CH121

The Champion CH121 spark plug featuring thread 14 mm, heat range very hot, tightening torque fonte 25–35 N·m · alu 25–30 N·m — ou 180°–240° (½–⅔ tour). All its 197 replacement references: compatible and interchangeable equivalents — NGK, Bosch, Champion, Denso…

Technical information Champion CH121 spark plug

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

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197 equivalents compatible with the Champion CH121 spark plug

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What can replace a Champion CH121 spark plug?

The Champion CH121 is interchangeable with: Bosch F005X12986, Champion CH121002, Denso DG209, Bosch GI003, Bosch GIOO3, Bosch GT208. These spark plugs share the same mounting (thread, seat) and heat range.

What are the specifications of the Champion CH121?

Thread 14 mm, Reach 12,7 mm, Heat range Very hot, Resistor no, Seat Flat (gasket), 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.