GB/T 6789-1999
M14×1.25 spark-plugs with conical seating and their cylinder head housing (English Version)

Standard No.

GB/T 6789-1999

Language

Chinese, Available in English version

Release Date

1999

Published By

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China

Status

Be replaced 2013-07

Replace By

GB/T 6791-2012

Latest

GB/T 6791-2012

Scope

This standard specifies the main dimensions and specifications of M14×1.25 taper-seat spark plugs with standard screw-in length or long screw-in length and their cylinder head mounting holes for spark ignition engines.

GB/T 6789-1999 history

• 2012 GB/T 6791-2012 Road vehicles.Spark-plugs and their cylinder head housing.Basic characteristics and dimensions
• 1999 GB/T 6789-1999 M14×1.25 spark-plugs with conical seating and their cylinder head housing

GB/T 6789-1999 M14×1.25 spark-plugs with conical seating and their cylinder head housing was changed to GB/T 6791-2012 Road vehicles.Spark-plugs and their cylinder head housing.Basic characteristics and dimensions.