Brisk Iridium Racing DOR12IR Spark PlugDOR12IR Iridium Racing Brisk Performance Spark Plugs Brisk SKU DOR12IR Parameters: Thread Diameter 14mm Thread Reach 19mm 3 4" Hexagon 16mm 5 8" Seat Type Gasket Design Iridium Center Electrode Resistor Yes Projected Special Semi Heat Range 12 Brisk DOR12IR Replaces: KEY BENEFITS AND APPLICATIONS Iridium is 6x 8x Stronger 1200 Degrees Higher Melting Point than Platinum Power Focus Spark Exactly in the Focal Point of the Reflector Lower Required

Brisk SKU  -  DR17YS

Brisk L11SL Replaces:

Spanner Size - 21mm

LOR15LGS Premium LGS Brisk Racing Spark Plugs

BR12ZC Brisk Premium Racing Spark Plugs ZC ZS

Brisk SKU  -  N17C

Design Single Platinum

Brisk SKU  -  DOR08IR

LR15ZC Brisk Premium Racing Spark Plugs ZC ZS

QR15LC-1 Brisk Racing Super Spark Plug

Brisk Silver Racing ER12S is a special racing spark plug that Brisk supplies to European Rally teams such as PRODRIVE and its heat range is equivalent to NGK heat range 8

The earth electrodes are machined as one piece from the main body giving the DS range a high resistance to vibrations