Champion QL86C 933M Marine Spark Plug

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Champion QL86C 933M Marine Spark Plug Conventional spark plug with nickel alloy electrodes. Copper core center electrode allows for increased conductivity and heat control. Product Specifications Shell Thread Diameter 14mm Thread Pitch 1.25mm Seat Type Gasket Reach 12.7mm (1/2") Hex Size 13/16" (21mm) Terminal Type Solid Gap .030" (0.75mm) Center Electrode Material Nickel Type Standard Size 2.5mm Projection Non-Projected Ground Electrode Material Nickel Type Standard Quantity 1 Specifications Resistor Yes Resistor Type Inductive Heat Range 86 Torque Specs: Cast Iron: 26-30 lb. ft. Aluminum: 18-22 lb. ft. Show more