GM Service Manual Online
For 1990-2009 cars only

Application

Part/Number

Spark Plugs - 1.2L SOHC

NGK Type BPR5EY-11, 1.0-1.1 mm (0.039-0.043 in)

Spark Plugs - 1.4L/1.5L SOHC

Champion Type RN9YC, 0.7-0.8 mm (0.028-0.031 in) SOHC

Spark Plugs - 1.4L/1.6L DOHC

NGK Type BKR6E-11, 1.0-1.1 mm (0.039-0.043 in)