Brisk Premium Multi-Spark Racing GR14ZC Spark PlugGR14ZC Brisk Premium Racing Spark Plugs ZC ZS Brisk SKU GR14ZC Parameters: Thread Diameter 14mm Thread Reach 18mm . 706" Hexagon 16mm 5 8" Seat Type Tapered Design Multi Spark Resistor Yes Projected Yes Heat Range 14 Brisk GR14ZC Replaces: Brisk premium racing spark plugs are a multi spark exposed center core and 360 degree earth electrode design. Made out of silver the center core is isolated by a laser deposited ceramic insulator. This manufacturing

Brisk SKU  -  DR08GS

is not required

DOR08IR Iridium Racing Brisk Performance Spark Plugs

Brisk SKU  -  CR10ZS

Brisk P33 XOR12YIR Replaces:

Brisk SKU  -  RR15BSXC

Reach 18mm-

DR10S Brisk Racing Silver Spark Plug

Brisk SKU  -  DOR15IR

nitrous or high compression applications

Brisk QR08S Replaces:

Brisk GR14S Silver Racing Spark plug is designed for forced induction applications and nitrous applications