Spark plug · Champion

Equivalents for the Champion spark plug RL4J

The Champion RL4J spark plug featuring thread 14 mm, electrode nickel, tightening torque fonte 25–35 N·m · alu 25–30 N·m — ou 180°–240° (½–⅔ tour), reach 12.7 mm, heat range medium. 292 equivalents listed: interchangeable and compatible spark plugs across all brands — NGK, Bosch, Champion, Denso…

Technical information Champion RL4J 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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292 equivalents compatible with the Champion RL4J spark plug

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What can replace a Champion RL4J spark plug?

The Champion RL4J is interchangeable with: Bosch W7AC, Champion RL78, Denso W14FRU, Bosch W8AC, Bosch WR5A, Bosch WR8F. These spark plugs share the same mounting (thread, seat) and heat range.

What are the specifications of the Champion RL4J?

Thread 14 mm, Reach 12.7 mm, Heat range Medium, 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.