ISO 19812:2006 specifies characteristics of M10 x 1 compact spark-plugs with flat seating and 16 mm hexagon and of their cylinder head housing, for use with spark-ignition engines.
Document identifier
ISO 19812:2006 [ Withdrawn ]
Title
Road vehicles - M10 x 1 compact spark-plugs with flat seating and 16 mm hexagon and their cylinder head housings