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The NGK Iridium IX 7164 Spark Plug (TR55IX) features an ultra-fine iridium center electrode for superior ignitability, faster starts, and enhanced throttle response. Built to withstand extreme conditions, it’s ideal for performance-focused street and off-road vehicles.
🔧 Iridium tip offers high durability and long service life 🔧 Tapered ground electrode reduces quenching for stronger sparks 🔧 Trivalent metal plating protects against corrosion and seizing 🔧 Designed to resist fouling and provide consistent combustion
Brand & Part Number: NGK 7164 TR55IX Material: Iridium Thread Size: 14mm Reach: 19mm (0.75 in.) Hex Size: 5/8 in. (16mm) Seat Type: Gasket Resistor: Yes Gap: 0.044 in. (1.1mm)
Upgrade to NGK Iridium IX for maximum performance, ignition stability, and long-lasting power—order today!