SS-ISO-8470 Complete Document History
Road vehicles - M14 x 1,25 spark-plugs with flat seating and 16 mm hexagon and their cylinder head housings (ISO 8470:2006, IDT)

Complete Current Edition:
   2006 EDITION - ENGLISH LANGUAGE EDITION - Nov. 6, 2006

Obsolete Revision Information:
   EDITION 1 - ENGLISH LANGUAGE EDITION - June 5, 1991