Brisk Silver Racing Spark Plug - 12 mm Thread - 26.1 mm R - Heat Range 10 - Gasket Seat - Resistor 2MOR10S CHOPCXL Proven in NHRA competition by

Proven in NHRA competition by Warren Johnson

the #2999 should be used

will fit early 16-bolt head with Ford 16-bolt intake gasket set

82 ratio with powerglide converter splines

Patented Gravity LED G6 optical inserts provide exceptional efficiency and light output

Brisk Silver Racing Spark Plug - 12 mm Thread - 26.1 mm R - Heat Range 10 - Gasket Seat - Resistor 2MOR10S CHOPCXL Proven in NHRA competition byProduct Description: Spark Plug Silver Racing 12 mm Thread 26. 1 mm Reach Heat Range 10 Gasket 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