Brisk Silver Racing Spark Plug - 14 mm Thread - 19 mm R - Heat Range 12 - Gasket Seat - Resistor LR12SL HASZF20DK 4817Since 1938

4817Since 1938

13/16-16 in Filter Thread

5th wheels and others

Integrated ignition timing control

Brisk Silver Racing Spark Plug - 14 mm Thread - 19 mm R - Heat Range 12 - Gasket Seat - Resistor LR12SL HASZF20DK 4817Since 1938Product Description: Spark Plug Silver Racing 14 mm Thread 19 mm Reach Heat Range 12 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