NGK IX Iridium Series plugs were designed specifically for the performance enthusiast. Fine wire center electrode ensures high durability and a consistently stable spark. Iridium alloy has an extremely high melting point, perfect for today's high-tech, high performance engines.

 

Shell

Thread Diameter 14mm

Thread Pitch 1.25mm

Seat Type Gasket

Reach 26.5mm (1.04")

Hex Size 5/8" (16mm)

Terminal Type Solid

Overall Height ISO

Gap .031" (0.8mm)

Center Electrode Material Iridium

Type Fine Wire

Size 0.6mm

Projection Projected

Ground Electrode Material Nickel

Type Standard

Shape Taper Cut

Quantity 1

 

Specifications

Resistor Yes

Resistor Value 5k Ohm

Heat Range 7

 

Torque Specs

Cast Iron: 18-25.3 lb. ft.

Aluminum: 18-21.6 lb. ft.

NGK LFR7AIX

SKU: LFR7AIX
$85.00Price