4 Pack Genuine NGK 93226 Spark Plugs KR9E-G for SeaDoo GTX 300 RXP-X RXT-X

Shell
Thread Diameter: 12mm
Thread Pitch
1.25mm
Seat Type: Gasket
Reach: 19mm (3/4")
Hex Size: 5/8" (16mm)
Terminal Type: Solid
Gap: .031" (0.8mm)

Center Electrode
Material: Nickel
Type: Standard
Size: 2.5mm
Projection: Projected

Ground Electrode
Material: Nickel
Type: Standard

Specifications
Resistor: Yes
Resistor Value: 5k Ohm
Heat Range: 9
Torque Specs: Cast Iron: 10.8-18 lb. ft. Aluminum: 10.8-14.5 lb. ft.