NGK 5110 B7HS Standard Spark Plug

NGK 5110 B7HS Standard Spark Plug.

NGK's Standard Plugs are Constructed for Longer Life and Optimum Performance.

Fits Evinrude/Johnson, Mariner, Mercury, Sears, Suzuki, Tohatsu and Yamaha outboard engines and Chrysler and Hardin Marine inboard engines.

Specifications:

• Shell

• Thread Size: 14mm

• Thread Pitch: 1.25mm

• Seat Type: Gasket

• Resistor: No

• Reach: 12.7mm (1/2")

• Hex Size: 13/16" (21mm)

• Terminal Type: Removable Nut

• Overall Height: ISO

• Gap: .028" (0.7mm)

• Center Electrode

• Material: Nickel

• Type: Standard

• Size: 2.5mm

• Projection: Non-Projected

• Ground Electrode

• Material: Nickel

• Type: Standard

• Quantity: 1

• Torque Specs: Cast Iron: 18-25.3 lb. ft. Aluminum: 18-21.6 lb. ft.

• Brand: NGK

• Heat Range: 7

• Longevity: 30k Miles