NGK 4717 Laser Platinum Spark Plug PMR9B

NGK Laser Platinum Series plugs provide high ignitability and longer service life. Laser welded dual platinum surfaces ensure slow wear rate providing stable idle, superior anti fouling, improved fuel efficiency and lower emissions.

Trivalent metal plating provides superior anti-corrosion and anti-seizing properties. Corrugated ribs prevent flashover. Pure alumina silicate ceramic insulator, provides superior strength and better heat transfer. Copper core aids in heat removal. Triple seals prevent leakage.


Shell
Thread Diameter: 10mm
Thread Pitch: 1.0mm
Seat Type: Gasket
Reach: 19mm (3/4")
Hex Size: 5/8" (16mm)
Terminal Type: Solid
Overall Height: Bantam
Gap: .028" (0.7mm)

Center Electrode
Material: Platinum
Type: Fine Wire
Size: 1.0mm
Projection: Non-Projected

Ground Electrode
Material: Platinum
Type: Standard

Specifications
Resistor: Yes
Resistor Value: 5k Ohm
Heat Range: 9
Torque Specs: Cast Iron: 7.2-10.8 lb. ft. Aluminum: 7.2-8.7 lb. ft.

• Mfg Part No: 4717 PMR9B
• Related Part No: 4717 PMR9B