Spark plug · Autolite

Equivalents for the Autolite spark plug 388

Meet the Autolite 388 spark plug : reach 12.7 mm, tightening torque fonte 35–45 N·m · alu 35–40 N·m — ou 180°–240° (½–⅔ tour), heat range very hot, thread 18 mm. Find its 38 compatible and interchangeable spark plugs: cross-references for NGK, Bosch, Champion, Denso and every brand.

Technical information Autolite 388 spark plug

Torque
fonte 35–45 N·m · alu 35–40 N·m — ou 180°–240° (½–⅔ tour)

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What can replace a Autolite 388 spark plug?

The Autolite 388 is interchangeable with: Bosch M45T5, Champion D21, Autolite B11, Bosch M8AC0, Bosch M10AC0, Champion D23. These spark plugs share the same mounting (thread, seat) and heat range.

What are the specifications of the Autolite 388?

Thread 18 mm, Reach 12.7 mm, Heat range Very hot, Resistor no, Seat Flat (gasket), Torque fonte 35–45 N·m · alu 35–40 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.