Equivalents for the Motorcraft spark plug SP523
Motorcraft SP523 is a spark plug — reach 17.5–20.0 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 501 equivalents and find the cheapest compatible plug: NGK, Bosch, Champion, Denso and more.
Technical information Motorcraft SP523 spark plug
- Resistor
- yes
- Torque
- fonte 10–20 N·m · alu 10–20 N·m — ou 180°–240° (½–⅔ tour)
Buy this spark plug Motorcraft SP523 — best retailers
Partner links: a purchase made through these links may earn us a commission, at no extra cost to you.
What can replace a Motorcraft SP523 spark plug?
The Motorcraft SP523 is interchangeable with: NGK TR5IX, Bosch HR8DX, Champion RS12YC, NGK ITR6F13, NGK TR6AP13, NGK PTR5D-13. These spark plugs share the same mounting (thread, seat) and heat range.
What are the specifications of the Motorcraft SP523?
Thread 14 mm, Reach 17.5–20.0 mm, Heat range Medium, Gap 1.3mm, 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.