NGK Ruthenium HX Spark Plugs 09-up Mopar 5.7L Hemi

NGK Ruthenium HX spark plugs are designed for newer engines which demand high ignitability. Double Fine Electrode (DFE) engineering promotes spark energy concentration and ignites a wider range of air/fuel ratios, offering improved performance in rich or lean engine conditions. Order the plugs recommended for fitment on your application.

Spark Plug, NGK, Ruthenium, Gasket Seat, 14mm Thread, 26.5mm Reach, Jeep, Dodge, Ram, Chrysler, 5.7L Hemi,

Additional details:

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 offers superior strength and better heat transfer

Copper core aids in heat removal

Shorty Spark Plug: No

Resistor: Yes

Heat Range: 5

Electrode Tip Material: Ruthenium

Electrode Core Material: Copper

Insulator Type: Projected

Spark Plug Thread Size: 14mm

Spark Plug Reach: 26.5mm

Spark Plug Seat Style: Flat

Wrench Diameter: 5/8 in.

Ground Strap Quantity: One

Quantity: Sold as a set of 16

Fits the following vehicles:

09-up DODGE CHARGER 5.7L Hemi

09-up DODGE CHALLENGER 5.7L Hem

09-up Chrysler 300 5.7L Hemi

09-up DODGE DURANGO 5.7L Hemi

09-up RAM 1500 PICKUP 5.7L Hemi

09-up JEEP GRAND CHEROKEE 5.7L Hemi

Dropships direct from manufacturer.