Spark plug · Accel

Equivalents for the Accel spark plug 504

Meet the Accel 504 spark plug — thread 14 mm, heat range hot, tightening torque fonte 10–20 N·m · alu 10–20 N·m — ou 180°–240° (½–⅔ tour), reach 11.2 mm. 21 equivalents listed: interchangeable and compatible spark plugs across all brands — NGK, Bosch, Champion, Denso…

Technical information Accel 504 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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What can replace a Accel 504 spark plug?

The Accel 504 is interchangeable with: Bosch HR8LC0, Champion RE10LC, Denso T20NRU11, Bosch HR8BLCO, Champion RS10LC, Denso T20NR-U11. These spark plugs share the same mounting (thread, seat) and heat range.

What are the specifications of the Accel 504?

Thread 14 mm, Reach 11.2 mm, Heat range Hot, 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.