Spark plug · Denso

Equivalents for the Denso spark plug X31ESU

Denso X31ESU is an automotive spark plug : heat range hot, hex size 18 mm (0,71″), tightening torque fonte 15–25 N·m · alu 15–20 N·m — ou 180° (½ tour), reach 19.0 mm, thread 12 mm. 12 equivalents listed: interchangeable and compatible spark plugs across all brands — NGK, Bosch, Champion, Denso…

Technical information Denso X31ESU spark plug

Torque
fonte 15–25 N·m · alu 15–20 N·m — ou 180° (½ tour)

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What can replace a Denso X31ESU spark plug?

The Denso X31ESU is interchangeable with: Champion A55C, Tacti V91104119, Denso 0678004160, Champion A57C, Champion A55C003, Champion OE173. These spark plugs share the same mounting (thread, seat) and heat range.

What are the specifications of the Denso X31ESU?

Spark plug wrench 18 mm (0,71″), Thread 12 mm, Reach 19.0 mm, Heat range Hot, Seat Flat (gasket), Torque fonte 15–25 N·m · alu 15–20 N·m — ou 180° (½ 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.