Spark plug · Motorcraft

Equivalents for the Motorcraft spark plug BYRF31-4

Motorcraft BYRF31-4 is an automotive spark plug : reach 11.1 mm, heat range very hot, tightening torque fonte 35–45 N·m · alu 35–40 N·m — ou 180°–240° (½–⅔ tour), thread 18 mm. Here are its 14 cross-references: equivalent, compatible and replacement plugs from NGK, Bosch, Champion, Denso and other makers.

Technical information Motorcraft BYRF31-4 spark plug

Torque
fonte 35–45 N·m · alu 35–40 N·m — ou 180°–240° (½–⅔ tour)

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What can replace a Motorcraft BYRF31-4 spark plug?

The Motorcraft BYRF31-4 is interchangeable with: Champion RZF10, Denso T16EPR-U, Motorcraft BYSF34, Denso IT16, Motorcraft BYRF314, Motorcraft BYSF3-4. These spark plugs share the same mounting (thread, seat) and heat range.

What are the specifications of the Motorcraft BYRF31-4?

Thread 18 mm, Reach 11.1 mm, Heat range Very hot, 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.