NGK IX Iridium Series plugs were designed specifically for the performance enthusiast. NGK 6664 BR7EIX IX Iridium Spark Plug features a removable nut. Fine wire center electrode ensures high durability and a consistently stable spark. Iridium alloy has an extremely high melting point, perfect for today’s high-tech, high performance engines.
Key Features:
- 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
- Removable nut
Product Specification:
- Tread Diameter: 14mm
- Thread Pitch: 1.25mm
- Seat Type: Gasket
- Reach: 19mm (1/2″)
- Hex Size: 13/16″ (16mm)
- Terminal Type: Removable Nut
- Gap: .031″ (0.8mm)
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