Brisk

Identification System

identification system
shell dimension A
L
Shell dimensions
O
Metal sheet projected into combustion chamber
  Complies with relevant ISO standard
O Does not comply with relevant ISO standard
R
Interference suppression
  No interference suppression
R Interference suppression
15
Heat range
Cold
 Hot
Brisk
8 10 12 14 15 17
NGK
10 9 8 7 6 5
Denso
31 27 24 22 20 16
 
Y
Spark gap design
  Not projected insulator tip
Y Projected insulator tip
L Extremely projected insulator tip
T Projected insulator tip and three ground electrodes extra
LG Extremely projected insulator tip and ring-shaped spark gap premium
Z Two auxillary electrodes on the insulator tip and ring-shaped electrode gap premium
C
Electrode material
C Copper cored centre electrode super
E Copper cored centre and ground electrode alleyed with ytrium
IR Iridium contact on centre electrode iridium premium racing
S Silver centre electrode silver premium extra turbo racing
PP Centre and ground electrode with platinum contact platin
-1
Spark gap
  0,4 - 0,9 mm
-1 1,0 - 1,1 mm