Spark plug · Bosch

Equivalents for the Bosch spark plug WR91V

Bosch WR91V, a spark plug featuring thread 14 mm, tightening torque cast iron 25–35 N·m · aluminium 25–30 N·m — or 180°–240° (½–⅔ turn), electrode nickel, heat range very hot, reach 19.0 mm. Here are its 42 cross-references: equivalent, compatible and replacement plugs from NGK, Bosch, Champion, Denso and other makers.

Technical information Bosch WR91V spark plug

Resistor
yes
Ground electrodes
1
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 WR91V spark plug?

The Bosch WR91V is interchangeable with: Bosch W78, Champion RN14PMP5, Denso IW16, Bosch WR8LP+, Champion RN14PMP5T06, Champion CET8. These spark plugs share the same mounting (thread, seat) and heat range.

What are the specifications of the Bosch WR91V?

Thread 14 mm, Reach 19.0 mm, Heat range Very hot, Electrode Nickel, Resistor yes, Seat Flat (gasket), Ground electrodes 1, 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.