NGK Iridium Racing Spark Plug
$220.88
-
4901 Set Of 4 (R7437-8)
Description
NGK Iridium Racing Spark Plug Box of 4 (R7437-8)
Spark Plug Thread Size:
14mm
Spark Plug Reach (in.):
1.043 in.
Spark Plug Reach (mm):
26.49mm
Manufacturer Heat Range:
8
Shorty Spark Plug:
No
Resistor:
Yes
Electrode Tip Material:
Iridium
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.
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!
Additional information
| Weight | .49 lbs |
|---|---|
| Dimensions | 3.8 × 3.8 × 1 in |