Equivalents for the Champion spark plug 21CC
Champion 21CC, a spark plug with thread 18 mm, tightening torque cast iron 35–45 N·m · aluminium 35–40 N·m — or 180°–240° (½–⅔ turn), reach 10.9 mm, heat range hot. Compare its 103 equivalents and find the cheapest compatible plug: NGK, Bosch, Champion, Denso and more.
Technical information Champion 21CC spark plug
- Torque
- cast iron 35–45 N·m · aluminium 35–40 N·m — or 180°–240° (½–⅔ turn)
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What can replace a Champion 21CC spark plug?
The Champion 21CC is interchangeable with: Bosch M12B, Champion F11Y, Denso MA9PU, Bosch WR4-1, Bosch FR9BPX, Bosch D10A. These spark plugs share the same mounting (thread, seat) and heat range.
What are the specifications of the Champion 21CC?
Thread 18 mm, Reach 10.9 mm, Heat range Hot, Torque cast iron 35–45 N·m · aluminium 35–40 N·m — or 180°–240° (½–⅔ turn)
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.