Spark plug · Napa

Equivalents for the Napa spark plug X500

The Napa X500 spark plug with thread 14 mm, tightening torque fonte 25–35 N·m · alu 25–30 N·m — ou 180°–240° (½–⅔ tour), heat range very cold. Here are its 217 cross-references: equivalent, compatible and replacement plugs from NGK, Bosch, Champion, Denso and other makers.

Technical information Napa X500 spark plug

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

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217 equivalents compatible with the Napa X500 spark plug

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What can replace a Napa X500 spark plug?

The Napa X500 is interchangeable with: Bosch W5E, Champion J5, Denso W31S, Bosch W7F, Bosch W8E, Bosch W8F. These spark plugs share the same mounting (thread, seat) and heat range.

What are the specifications of the Napa X500?

Thread 14 mm, Heat range Very cold, 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.