NGK 7862 - PZTR5A-15 Laser Platinum Spark Plug

Sold as singles. Thread Size 14mm Thread Pitch 1.25mm Seat Type Tapered Reach 18mm (.709") Gap .059" (1.5mm) Heat Range 5 Center Electrode Material Platinum Center Electrode Projection Extended Projected Ground Electrode Material Platinum 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