Equivalents for the Champion spark plug 821S
Champion 821S is a spark plug featuring thread 14 mm, tightening torque fonte 25–35 N·m · alu 25–30 N·m — ou 180°–240° (½–⅔ tour), heat range cold. 388 equivalents listed: interchangeable and compatible spark plugs across all brands — NGK, Bosch, Champion, Denso…
Technical information Champion 821S spark plug
- Resistor
- no
- 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 821S spark plug?
The Champion 821S is interchangeable with: NGK B7HS-10, Bosch W4A, Champion J2, NGK B8HS-10, Bosch W5E, Bosch W2AC. These spark plugs share the same mounting (thread, seat) and heat range.
What are the specifications of the Champion 821S?
Thread 14 mm, Heat range Cold, 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.