Equivalents for the Bosch spark plug WR9F
Bosch WR9F is a spark plug featuring hex size 13/16″ (20,8 mm), electrode nickel, thread 14 mm, heat range very hot, reach 9.5 mm, tightening torque fonte 25–35 N·m · alu 25–30 N·m — ou 180°–240° (½–⅔ tour). All its 635 replacement references: compatible and interchangeable equivalents — NGK, Bosch, Champion, Denso…
Technical information Bosch WR9F spark plug
- Resistor
- yes
- Ground electrodes
- 1
- 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 13/16″ (20,8 mm) wrench
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635 equivalents compatible with the Bosch WR9F spark plug

























































































































































































































































































































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No equivalent for this brand selection.
What can replace a Bosch WR9F spark plug?
The Bosch WR9F is interchangeable with: Bosch W7E, Champion J6, Denso W14P, Bosch W7F, Bosch W8E, Bosch W8F. These spark plugs share the same mounting (thread, seat) and heat range.
What are the specifications of the Bosch WR9F?
Spark plug wrench 13/16″ (20,8 mm), Thread 14 mm, Reach 9.5 mm, Heat range Very hot, Electrode Nickel, Resistor yes, Seat Flat (gasket), Ground electrodes 1, 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.