4Pcs for ngk 4218 Iridium Spark Plug CR8EIX
Details
Shell
Thread Diameter: 10mm
Thread Pitch: 1.0mm
Seat Type: Gasket
Reach: 19mm (3/4")
Hex Size: 5/8" (16mm)
Terminal Type: Removable Nut
Overall Height: ISO
Gap: .031" (0.8mm)
Center Electrode
Material: Iridium
Type: Fine Wire
Size: 0.6mm
Projection: Non-Projected
Ground Electrode
Material: Nickel
Type: Standard
Shape: Taper Cut
Specifications
Resistor: Yes
Resistor Value: 5k Ohm
Heat Range: 8
Torque Specs: Cast Iron: 7.2-10.8 lb. ft. Aluminum: 7.2-8.7 lb. ft.