Brisk Silver Racing Spark Plug - 14 mm Thread - 18 mm R - Heat Range 10 - Tapered Seat - Resistor 2040041 A custom high temperature reinforced

A custom high temperature reinforced silicone elbow coupling is included for easy install with the supercharger breather line

1963-1967 Chevrolet Chevy II

and V05 45/90 degree

2000-2006 GMC Yukon XL 1500

Brisk Silver Racing Spark Plug - 14 mm Thread - 18 mm R - Heat Range 10 - Tapered Seat - Resistor 2040041 A custom high temperature reinforcedProduct Description: Spark Plug Silver Racing 14 mm Thread 18 mm Reach Heat Range 10 Tapered Seat Resistor Sold Individually Since its founding in 1935, Brisk has been a leading innovator and producer of spark plugs. Serving both the OEM and the aftermarket and racing industries, Brisk offers a wide range of spark plugs for a variety of applications, including iridium, platinum, and yttrium. Brisk's silver center electrode technology makes them the