This International Standard specifies the main characteristics of M12 × 1,25 spark-plugs with flat seating with nor-mal, long or extra-long reach and their cylinder head housings, for use with spark-ignition engines.
ISO 2705:1999 history
2006ISO 2705:2006 Road vehicles - M12 x 1,25 spark-plugs with flat seating and their cylinder head housings
1999ISO 2705:1999 Road vehicles - M12 × 1,25 spark-plugs with flat seating and their cylinder head housings
1991ISO 2705:1991 Road vehicles; M121,25 spark-plugs with flat seating and their cylinder head housing
1982ISO 2705:1982 Road vehicles; Spark plugs M 12 x 1,25 with flat seating and their cylinder head housing
1976ISO 2705:1976 Title missing - Legacy paper document