Spark plug · Mercruiser

Equivalents for the Mercruiser spark plug 33874

Meet the Mercruiser 33874 spark plug with thread 14 mm, 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. All its 26 replacement references: compatible and interchangeable equivalents — NGK, Bosch, Champion, Denso…

Technical information Mercruiser 33874 spark plug

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

Buy this spark plug Mercruiser 33874 — best retailers

Partner links: a purchase made through these links may earn us a commission, at no extra cost to you.

What can replace a Mercruiser 33874 spark plug?

The Mercruiser 33874 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 Mercruiser 33874?

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.