Spark Plug, NGK Racing, 14 mm Thread, 0.750 in Reach, Gasket Seat, Stock Number 7173, Non-Resistor, Each

14 mm Thread, 0.750 in Reach

Spark Plug Thread Size: 14mm

Spark Plug Reach (in.): 0.750 in.

Spark Plug Reach (mm): 19.05mm

Manufacturer Heat Range: 8

Shorty Spark Plug: No

Resistor: No

Electrode Tip Material: Nickel alloy

Electrode Core Material: Copper

Center Electrode Type: Projected

Spark Plug Seat Style: Gasket

Wrench Diameter: 5/8 in.

Ground Strap Quantity: One

Quantity: Sold individually.

NGK Racing Spark Plugs

What's firing your engine? NGK racing spark plugs are built to withstand the severe mechanical and thermal shock associated with high-revving, high-compression engines. NGK racing plugs feature special electrode materials—precious metals like platinum, iridium, and ruthenium—for greater durability and low voltage requirements. Fine-wire center and ground electrodes provide better sparking and enhanced ignitability. And, the unique arrangement of insulator noses improves throttle response! Whether you're a weekend warrior or an expert racer, rocket your way to victory with racing spark plugs from NGK—the people who spark winners!