BRISK IRIDIUM RACING IRIDIUM RACING

spark gap detail

spark gap detail

SPECIAL SPARK PLUGS WITH IRIDIUM CONTACT

Spark plugs with shell shoulder and iridium contact on centre electrode. Suitable for supercharged racing engines.

Replacement interval: see table below.

The construction ensures huge resistance against vibrations and high stress. The construction ensures huge resistance against vibrations and high stress. Short ground electrode with small radius. The shell shoulder protects the active parts of the spark plug from sudden pressure and temperature changes.

 

EXPLANATIONS TO THE TABLE:
* custom production
P sealing washer
K sealing cone

!!! Use the recommended tightening torque only !!!

type
code
custom
electrode gap
gasket/seal
Interval
key dimensions
thread length
thread
recommended tightening torque
detail
AR10IR-OE 2159 0,7 P max. 50 motohodin (Racing) 16 mm 19 mm M 10x1,00 13 Nm / 9.5 ft.lbs
D08IR 1865 * 0,55 P max. 50 motohodin (Racing) 16 mm 19 mm M 14x1,25 25 Nm / 18.5 ft.lbs
DOR12IR 1721 * 0,8 P max. 50 motohodin (Racing) / max. 45.000 km (Tuning) 16 mm 19 mm M 14x1,25 25 Nm / 18.5 ft.lbs
DOR14IR 1441 * 0,8 P max. 50 motohodin (Racing) / max. 45.000 km (Tuning) 16 mm 19 mm M 14x1,25 25 Nm / 18.5 ft.lbs
brisk