This International Standard specifies the test methods and requirements for the mechanical and electrical performance of spark-plugs for use with spark ignition engines.
BS ISO 11565:2007 history
0000 BS ISO 11565:2006(2010)
2007BS ISO 11565:2007 Road vehicles - Spark-plugs - Test methods and requirements
2007BS ISO 11565:2006 Road vehicles. Spark-plugs. Test methods and requirements