Marine Spark Plug HeatRange 12 14mm x 3/4" Reach, 13/16" Hex SurfaceGap Suit Mercury Outboard

Plug Specifications

• Center Electrode Core Material: Copper Core
• Center Electrode Tip Material: Tungsten
• Ground Configuration: Surface Discharge
• Ground Electrode Core Material: Nickel Core
• Ground Electrode Quantity: N/A
• Ground Electrode Tip Design: Surface Discharge Type
• Hex Size: 13/16"
• Insulator Height: 55.00 mm
• Heat Range: 12
• Pre-Gap Size: .070"
• Reach: .500"
• Resistance: 1 Ohms
• Seat Type: Flat
• Thread Diameter: 14.00 mm