911 SC Cabriolet F6-2994cc 3.0L SOHC (1983)
Spark Plug: Technical Service Bulletins
Spark Plugs - Revised Plugs and Tightening Torque
Subject:
Spark Plugs
Model
All
Group
2
Part Identifier
2870
Number
8805
September 23, 1988
Spark Plug: Technical Service Bulletins
Spark Plugs - Revised Plugs and Tightening Torque
Subject:
Spark Plugs
Model
All
Group
2
Part Identifier
2870
Number
8805
September 23, 1988