Spark plug · Autolite

Equivalents for the Autolite spark plug 4143

Autolite 4143 is an automotive spark plug : tightening torque cast iron 15–25 N·m · aluminium 15–20 N·m — or 180° (½ turn), heat range medium, thread 12 mm, reach 19.0 mm. Here are its 524 cross-references: equivalent, compatible and replacement plugs from NGK, Bosch, Champion, Denso and other makers.

Technical information Autolite 4143 spark plug

Torque
cast iron 15–25 N·m · aluminium 15–20 N·m — or 180° (½ turn)

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524 equivalents compatible with the Autolite 4143 spark plug

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What can replace a Autolite 4143 spark plug?

The Autolite 4143 is interchangeable with: NGK DR8EA, Bosch D10C, Champion A6, NGK DR8EB, NGK DR8ES, NGK DR8ES-L. These spark plugs share the same mounting (thread, seat) and heat range.

What are the specifications of the Autolite 4143?

Thread 12 mm, Reach 19.0 mm, Heat range Medium, Torque cast iron 15–25 N·m · aluminium 15–20 N·m — or 180° (½ turn)

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.