Equivalents for the Bosch spark plug DR9B
Bosch DR9B is a spark plug featuring tightening torque cast iron 25–35 N·m · aluminium 25–30 N·m — or 180°–240° (½–⅔ turn), thread 14 mm, heat range medium. All its 98 replacement references: compatible and interchangeable equivalents — NGK, Bosch, Champion, Denso…
Technical information Bosch DR9B spark plug
- Resistor
- yes
- Torque
- cast iron 25–35 N·m · aluminium 25–30 N·m — or 180°–240° (½–⅔ turn)
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What can replace a Bosch DR9B spark plug?
The Bosch DR9B is interchangeable with: Bosch WR4-1, Champion F11Y, Autolite A45, Bosch FR9BPX, Bosch DR8B, Bosch DR8BC. These spark plugs share the same mounting (thread, seat) and heat range.
What are the specifications of the Bosch DR9B?
Thread 14 mm, Heat range Medium, Resistor yes, Seat Flat (gasket), Torque cast iron 25–35 N·m · aluminium 25–30 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.