Equivalents for the Hirih spark plug H18T5RTC
The Hirih H18T5RTC spark plug featuring reach 11.7 mm, heat range hot, tightening torque fonte 35–45 N·m · alu 35–40 N·m — ou 180°–240° (½–⅔ tour), thread 18 mm. Find its 413 compatible and interchangeable spark plugs: cross-references for NGK, Bosch, Champion, Denso and every brand.
Technical information Hirih H18T5RTC spark plug
- Resistor
- no
- Torque
- fonte 35–45 N·m · alu 35–40 N·m — ou 180°–240° (½–⅔ tour)
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413 equivalents compatible with the Hirih H18T5RTC spark plug





















































































































































































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No equivalent for this brand selection.
What can replace a Hirih H18T5RTC spark plug?
The Hirih H18T5RTC is interchangeable with: NGK AP5FS, Bosch WR5, Champion F22, Bosch M12B, Bosch WR4-1, Bosch WR5VX. These spark plugs share the same mounting (thread, seat) and heat range.
What are the specifications of the Hirih H18T5RTC?
Thread 18 mm, Reach 11.7 mm, Heat range Hot, Gap 1.5mm, Resistor no, Seat Flat (gasket), Torque fonte 35–45 N·m · alu 35–40 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.