Spark plug · Delphi

Equivalents for the Delphi spark plug HDS403

The Delphi HDS403 spark plug — thread 14 mm, tightening torque fonte 25–35 N·m · alu 25–30 N·m — ou 180°–240° (½–⅔ tour), heat range hot. Find its 165 compatible and interchangeable spark plugs: cross-references for NGK, Bosch, Champion, Denso and every brand.

Technical information Delphi HDS403 spark plug

Torque
fonte 25–35 N·m · alu 25–30 N·m — ou 180°–240° (½–⅔ tour)

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165 equivalents compatible with the Delphi HDS403 spark plug

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What can replace a Delphi HDS403 spark plug?

The Delphi HDS403 is interchangeable with: Bosch GLP039, Champion CH256, Denso DG136, Bosch GPN-342, Bosch O25O312OO7, Champion CH411. These spark plugs share the same mounting (thread, seat) and heat range.

What are the specifications of the Delphi HDS403?

Thread 14 mm, Heat range Hot, Resistor no, Seat Flat (gasket), Torque fonte 25–35 N·m · alu 25–30 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.