Brisk Premium LGS Racing DOR12LGS Spark PlugDOR12LGS Premium LGS Brisk Racing Spark Plugs Brisk SKU DOR12LGS Parameters: Thread Diameter 14mm Thread Reach 19mm 3 4" Hexagon 16mm 5 8" Seat Type Gasket Design Premium LGS Resistor Yes Projected Yes Heat Range 12 Brisk DOR12LGS Replaces: Brisk Premium Racing Spark Plugs LGS have unique multi ground electrode design and a silver core giving an outstanding performance in igniting over reach mixture associated with tuned performance engines. As the

Brisk SKU  -  RR10S

is not required

Hexagon 21mm-13/16"

Better A/F Mixture Access = More Power

Brisk SKU  -  3VR12S

Brisk SKU  -  D12S

GOR17LGS Premium LGS Brisk Racing Spark Plugs

Brisk SKU  -  P10 BR14YIR

Ford Mustang Cobra & GTO

P6 GR15YIR Iridium Yttrium Brisk Performance Spark Plugs

Brisk Premium Racing Spark Plugs LGS have unique multi ground electrode design and a silver core giving an outstanding performance in igniting over reach mixture associated with tuned performance engines

P8 MR14YIR-9 Iridium Yttrium Brisk Performance Spark Plugs