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ISO 28741:2023

Road vehicles — Spark-plugs and their cylinder head housings — Basic characteristics and dimensions ISO 28741:2023

Publication date:   Aug 31, 2023

General information

90.92   Standard to be revised   Aug 15, 2025

ISO

ISO/TC 22/SC 32 Electrical and electronic components and general system aspects

International Standard

43.060.50   Electrical and electronic equipment. Control systems

Buying

Published

Language in which you want to receive the document.

Scope

This document specifies the main properties and dimensions of spark plugs, including the terminals and the dimensions of their cylinder head housings, for use with any spark-ignited engines. The usage of spark plugs is not restricted to road vehicles only.
This document does not cover screened and waterproof spark plugs (see ISO 3412, ISO 3895 and ISO 3896).

Life cycle

PREVIOUSLY

WITHDRAWN
ISO 28741:2013

NOW

PUBLISHED
ISO 28741:2023
90.92 Standard to be revised
Aug 15, 2025

REVISED BY

IN_DEVELOPMENT
ISO/WD 28741




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