Spark plug · Autolite

Equivalents for the Autolite spark plug 3684

Autolite 3684 is an automotive spark plug featuring tightening torque fonte 25–35 N·m · alu 25–30 N·m — ou 180°–240° (½–⅔ tour), heat range cold, reach 12.7 mm, thread 14 mm. Find its 389 compatible and interchangeable spark plugs: cross-references for NGK, Bosch, Champion, Denso and every brand.

Technical information Autolite 3684 spark plug

Torque
fonte 25–35 N·m · alu 25–30 N·m — ou 180°–240° (½–⅔ tour)

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389 equivalents compatible with the Autolite 3684 spark plug

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What can replace a Autolite 3684 spark plug?

The Autolite 3684 is interchangeable with: NGK BR7HS, Bosch W4AC, Champion L78C, NGK BR8HS, Bosch W7AC, Bosch W8AC. These spark plugs share the same mounting (thread, seat) and heat range.

What are the specifications of the Autolite 3684?

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