Spark Plug

NGK

5000 Ohms Resistance, 50.5 mm Insulator Height, 5/8 in. Hex Size, (1) Standard Ground Electrode, Nickel Core Ground Electrode Material, Taper Cut Core Design, Flat Seat, Non-Removable Nut Terminal Type

Iridium Electrode Tip

Sold Individually

60-day NGK limited warranty

Fuel Saver

Spark Plug

NGK

5/8 in. hex size, 1.25 mm thread pitch, Projected tip, Solid terminal type, Gasket seat style, ISO overall height, Ships to U.S. addresses only. Cannot be shipped internationally.

BKR6E11

Nickel alloy Electrode Tip

Sold Individually

60-day NGK limited warranty