Description
Fitment Information:
2004-2006 Subaru Baja
2004-2013 Subaru Forester
2004-2014 Subaru Impreza
2005-2019 Subaru Legacy
2005-2019 Subaru Outback
2013-2014 Subaru WRX
2013-2018 Subaru WRX STI
Features:
- Sold as a set of 4 spark plugs
- 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
- 0.4mm Ruthenium alloy fine-wire center electrode and 0.8mm platinum fine-wire ground electrode
- Copper core aids in heat removal
- Longevity: 60-120k Miles
- 60 Days manufacturer Warranty
Shell
Spark Plug Thread Diameter: 14mm
Thread Pitch: 1.25mm
Seat Type: Flat
Reach: 26.5mm (1.04″)
Wrench Diameter: 5/8″ (16mm)
Terminal Type: Solid
Gap: .031″ (0.8mm)
Center Electrode
Electrode Tip Material: Ruthenium
Electrode Core Material: Copper
Ground Electrode
Material: Copper
Type: Standard
Shape: Taper Cut
Specifications
Resistor: Yes
Resistor Value: 5k Ohm
Manufacturer Heat Range: 6
Torque Specs: Cast Iron: 18-25.3 lb. ft. Aluminum: 18-21.6lb. ft.
NGK Ruthenium HX is designed for newer engines which demand high ignitability. Double Fine Electrode (DFE) design promotes spark energy concentration and ignites a wider range of air-fuel ratios, offering improved performance in rich or lean engine conditions. 0.4mm Ruthenium alloy fine wire center electrode and 0.8mm platinum fine wire ground electrode. Trivalent metal platinum 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.
Import Image Racing is an authorized dealer for NGK Spark Plugs. Purchasing from us guarantee’s that your NGK products are always authentic and covered by manufacturer warranty.
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