Brisk Silver Racing D12S Spark PlugD12S Brisk Racing Silver Spark Plug Brisk SKU D12S Parameters: Thread Diameter 14mm Thread Reach 19mm 3 4" Hexagon 16mm 5 8" Seat Type Gasket Design Silver Racing Resistor No Projected No Heat Range 12 Brisk D12S Replaces: NGK 5671A 9 NGK Racing plug R7114 8 NGK Racing plug 4075 R7238 8 NGK Racing plug R7118 8 NGK Racing plug R7119 8 NGK Racing plug 4892 R7434 8 Denso Iridium IK27 Denso Iridium IK01 27 Denso Iridium IK02 27 Denso Racing 5701 IK01 24

Thread Reach 26

BR12ZS Brisk Premium Racing Spark Plugs ZC ZS

Our DS range works well with most aftermarket and OEM ignition systems form simple coil and distributor through electronic ignition and powerful direct ignition systems found on modern port and direct injection performance engines

whilst offering a multiple spark discharge

Heat Range  -  10

Brisk SKU  -  NOR14LGS

D10S Brisk Racing Silver Spark Plug

AR08S Brisk Racing Silver Spark Plug

DOR17LGS Premium LGS Brisk Racing Spark Plugs

Brisk DOR12DS Replaces:

Brisk SKU  -  GR14ZC

Silver center electrode - superior conductor of heat and electricity