Spark plug · Denso

Equivalents for the Denso spark plug 4003

Denso 4003 is an automotive spark plug featuring thread 10 mm, reach 12.7 mm, tightening torque fonte 10–15 N·m · alu 10–12 N·m — ou 180° (½ tour), heat range hot. All its 10 replacement references: compatible and interchangeable equivalents — NGK, Bosch, Champion, Denso…

Technical information Denso 4003 spark plug

Torque
fonte 10–15 N·m · alu 10–12 N·m — ou 180° (½ tour)

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What can replace a Denso 4003 spark plug?

The Denso 4003 is interchangeable with: Champion P-Z9HC, Denso U17FS, Beru 10 FR-4 AU, Denso U20FS-ZU, Denso U24FS-ZU, Denso U24FSR-ZU. These spark plugs share the same mounting (thread, seat) and heat range.

What are the specifications of the Denso 4003?

Thread 10 mm, Reach 12.7 mm, Heat range Hot, Torque fonte 10–15 N·m · alu 10–12 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.