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Description
The gasket-seat plug combines a ruthenium tip with a heat-removing copper core. Fine electrodes help concentrate the spark.
Features
- Double Fine Electrode design concentrates spark energy for rich or lean mixtures and a wider air-fuel-ratio range.
- 0.4mm ruthenium-alloy center electrode and 0.8 mm platinum ground electrode; trivalent metal plating resists corrosion and seizing.
- Corrugated ribs resist flashover; alumina-silicate ceramic insulator transfers heat and provides strength; copper core removes heat.
- Ruthenium HX™ Brings The Most Advanced Spark Plug Technology To The Automotive Aftermarket, Delivering Better Efficiency And Power For Today’s Engines
- Superior Oxidation Resistance
- Ruthenium HX Provides More Complete Fuel Burn
- Ruthenium Performs Better At High Temperatures In Various Driving Conditions Compared To The Leading Precious Metal Spark Plugs
- Ruthenium HX Spark Plugs Are Manufactured In An ISO 11565-Certified Facility
- No Supplier Warranty
Specifications
| Resistor | Yes |
|---|---|
| Electrode Type | U-Groove |
| Electrode Core Material | Copper |
| Electrode Tip Material | Ruthenium |
| Insulator Type | Projected |
| Thread Size (IN) | 0.47 Inch |
| Quantity | Single |
| Reach | 1.043 Inch |
| Seat Type | Gasket |
| Wrench Diameter | 5/8 Inch Hex |
Additional product details
The gasket-seat NGK 91356 spark plug is in the Ruthenium HX series.
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Brand New • Online Only
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