Spark plug · Champion

Equivalents for the Champion spark plug RL77J4

Champion RL77J4 is an automotive spark plug : reach 12.7 mm, heat range cold, electrode nickel, thread 14 mm, tightening torque fonte 25–35 N·m · alu 25–30 N·m — ou 180°–240° (½–⅔ tour). All its 138 replacement references: compatible and interchangeable equivalents — NGK, Bosch, Champion, Denso…

Technical information Champion RL77J4 spark plug

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

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138 equivalents compatible with the Champion RL77J4 spark plug

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What can replace a Champion RL77J4 spark plug?

The Champion RL77J4 is interchangeable with: Bosch W5E, Champion J2, Denso W31S, Bosch W4AC, Bosch W4E2, Bosch W5EC. These spark plugs share the same mounting (thread, seat) and heat range.

What are the specifications of the Champion RL77J4?

Thread 14 mm, Reach 12.7 mm, Heat range Cold, Electrode Nickel, Resistor yes, Seat Flat (gasket), Tip standard, 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.