Spark plug · NGK

Equivalents for the NGK spark plug TR4

Meet the NGK TR4 spark plug with reach 17.5 mm, heat range medium, tightening torque fonte 10–20 N·m · alu 10–20 N·m — ou 180°–240° (½–⅔ tour), thread 14 mm. Compare its 67 equivalents and find the cheapest compatible plug: NGK, Bosch, Champion, Denso and more.

Technical information NGK TR4 spark plug

Resistor
yes
Torque
fonte 10–20 N·m · alu 10–20 N·m — ou 180°–240° (½–⅔ tour)

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67 equivalents compatible with the NGK TR4 spark plug

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What can replace a NGK TR4 spark plug?

The NGK TR4 is interchangeable with: NGK BPR6EF, Bosch HR 7 DC, Champion RS9YC, NGK BPR6EFS, NGK VLine7, Bosch HR 7 DC+. These spark plugs share the same mounting (thread, seat) and heat range.

What are the specifications of the NGK TR4?

Thread 14 mm, Reach 17.5 mm, Heat range Medium, Resistor yes, Seat Tapered, Torque fonte 10–20 N·m · alu 10–20 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.