Equivalents for the Bosch spark plug HR9BP
Bosch HR9BP is a spark plug : tightening torque cast iron 10–20 N·m · aluminium 10–20 N·m — or 180°–240° (½–⅔ turn), heat range very hot, electrode platinum, thread 14 mm, reach 11.2 mm. 498 equivalents listed: interchangeable and compatible spark plugs across all brands — NGK, Bosch, Champion, Denso…
Technical information Bosch HR9BP spark plug
- Resistor
- yes
- Construction
- Platinum+
- Ground electrodes
- 1
- Torque
- cast iron 10–20 N·m · aluminium 10–20 N·m — or 180°–240° (½–⅔ turn)
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498 equivalents compatible with the Bosch HR9BP spark plug





















































































































































































































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No equivalent for this brand selection.
What can replace a Bosch HR9BP spark plug?
The Bosch HR9BP is interchangeable with: NGK BPR4FS-15, Bosch H8B, Champion V12YC, Bosch H9B, Bosch H10B, Bosch H8BC. These spark plugs share the same mounting (thread, seat) and heat range.
What are the specifications of the Bosch HR9BP?
Thread 14 mm, Reach 11.2 mm, Heat range Very hot, Electrode Platinum, Resistor yes, Seat Tapered, Construction Platinum+, Ground electrodes 1, Torque cast iron 10–20 N·m · aluminium 10–20 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.