Equivalents for the Denso spark plug K20TNR-S9
The Denso K20TNR-S9 spark plug featuring thread 14 mm, hex size 16 mm (5/8″), heat range medium, tightening torque fonte 25–35 N·m · alu 25–30 N·m — ou 180°–240° (½–⅔ tour), reach 19.0 mm. Compare its 282 equivalents and find the cheapest compatible plug: NGK, Bosch, Champion, Denso and more.
Technical information Denso K20TNR-S9 spark plug
- Torque
- fonte 25–35 N·m · alu 25–30 N·m — ou 180°–240° (½–⅔ tour)
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Buy a spark plug wrench 16 mm (5/8″) wrench
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282 equivalents compatible with the Denso K20TNR-S9 spark plug








































































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- N

- L
- N
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- P
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- P
- P
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- P
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- G

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- S
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- V
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- S
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- G
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- D
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- F
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- A

- R
- R
- R
- R
- R
- D
- R
- F
- P
- F
- R
- F
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- P
- B
- B
- B
- B
- B
- B
- B
- B
- B
- B
- B
- B
- B
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- B
- B
- B
- A
- B
- B
- B
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- B
- H
- D
- D
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- D
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No equivalent for this brand selection.
What can replace a Denso K20TNR-S9 spark plug?
The Denso K20TNR-S9 is interchangeable with: NGK BKR6EK, Bosch FR6DDC, Champion RC9BMC, NGK BKR6EKC, NGK BKR6EKE, NGK BKUR6EK9. These spark plugs share the same mounting (thread, seat) and heat range.
What are the specifications of the Denso K20TNR-S9?
Spark plug wrench 16 mm (5/8″), Thread 14 mm, Reach 19.0 mm, Heat range Medium, 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.