Spark plug · Motorcraft

Equivalents for the Motorcraft spark plug SP405

Meet the Motorcraft SP405 spark plug — reach 17.5–20.0 mm, tightening torque fonte 10–20 N·m · alu 10–20 N·m — ou 180°–240° (½–⅔ tour), heat range medium, thread 14 mm. Here are its 501 cross-references: equivalent, compatible and replacement plugs from NGK, Bosch, Champion, Denso and other makers.

Technical information Motorcraft SP405 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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501 equivalents compatible with the Motorcraft SP405 spark plug

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What can replace a Motorcraft SP405 spark plug?

The Motorcraft SP405 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 SP405?

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.