Spark plug · ACDelco

Equivalents for the ACDelco spark plug MC121F

ACDelco MC121F is an automotive spark plug — thread 12 mm, tightening torque fonte 15–25 N·m · alu 15–20 N·m — ou 180° (½ tour), heat range medium. 6 equivalents listed: interchangeable and compatible spark plugs across all brands — NGK, Bosch, Champion, Denso…

Technical information ACDelco MC121F spark plug

Torque
fonte 15–25 N·m · alu 15–20 N·m — ou 180° (½ tour)

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6 equivalents compatible with the ACDelco MC121F spark plug

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What can replace a ACDelco MC121F spark plug?

The ACDelco MC121F is interchangeable with: Bosch X320T1, Champion P6, Motorcraft HE1, Honda 9806660710, Honda 9806660714, Honda 98066-60710. These spark plugs share the same mounting (thread, seat) and heat range.

What are the specifications of the ACDelco MC121F?

Thread 12 mm, Heat range Medium, Resistor no, Seat Flat (gasket), Torque fonte 15–25 N·m · alu 15–20 N·m — ou 180° (½ 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.