NGK RACING Spark Plug Long Reach Heat Range 10

Plug Type: LKR
Thread Size: 12 mm
Thread Reach: 26.5 mm
Hex Size: 16.0 mm

MATERIAL:
Center: Iridium
Outer: White Gold

Excellent for powerful, sporty cars
Improves output to achieve powerful acceleration.
Improves fuel economy and reduces pollution.
Stabilizes engine combustion
Stabilizes idling RPMs, decreasing engine noise.
Works at low voltage, reducing loads on plug cords and other parts of the electrical system.