Spark plug · Mercury

Equivalents for the Mercury spark plug 821916

Mercury 821916 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 medium, reach 12.7 mm, thread 14 mm. All its 26 replacement references: compatible and interchangeable equivalents — NGK, Bosch, Champion, Denso…

Technical information Mercury 821916 spark plug

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

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What can replace a Mercury 821916 spark plug?

The Mercury 821916 is interchangeable with: Champion RL82C, Bosna F80CR, Letrika F805RS, Champion F805RS, Champion RL78C014, Champion RL82C051. These spark plugs share the same mounting (thread, seat) and heat range.

What are the specifications of the Mercury 821916?

Thread 14 mm, Reach 12.7 mm, Heat range Medium, Gap 1.0mm, Resistor yes, Seat Flat (gasket), 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.