Impreza L Sport Wagon AWD F4-2.2L SOHC (2001)
4. Remove spark plug with the spark plug socket.
INSTALLATION
Install in the reverse order of removal.
CAUTION: The above torque should be only applied to new spark plugs without oil on their threads. In case their threads are lubricated, the torque
should be reduced by approximately 1/3 of the specified torque in order to avoid over-stressing.
#4 Spark Plug
REMOVAL
CAUTION: All spark plugs installed on an engine, must be of the same heat range.
Spark plug:
CHAMPION: RC10YC4 (Alternate)
CHAMPION: RC8YC4
NGK: BKR6E-11
NIPPONDENSO: K20PR-U11
1. Disconnect battery ground cable.