Brisk Silver Racing Spark Plug - 14 mm Thread - 25 mm R - Heat Range 15 - Tapered Seat - Resistor RR15YS Street Performance Catalog -6AN return fittings

-6AN return fittings

Double Joint

truck and tractor pullinga"in addition to world speed record vehicles at both the Bonneville salt flats and in offshore power boat racing

1-1/2 in Breather Tube to 12 AN Male

Brisk Silver Racing Spark Plug - 14 mm Thread - 25 mm R - Heat Range 15 - Tapered Seat - Resistor RR15YS Street Performance Catalog -6AN return fittingsProduct Description: Spark Plug Silver Racing 14 mm Thread 25 mm Reach Heat Range 15 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