90.20 Standard under periodical review Jan 15, 2025
ISO
ISO/TC 22/SC 38 Motorcycles and mopeds
International Standard
13.040.50 Transport exhaust emissions | 43.140 Motor cycles and mopeds
Published
This document specifies a basic measurement method by using a permeation test procedure for evaporative emissions from motorcycles. It is applicable to motorcycles equipped with a fuel tank to store liquid high volatile fuel and with a spark ignition engine (four-stroke engine, two-stroke engine or rotary piston engine).
PUBLISHED
ISO 21755-2:2020
90.20
Standard under periodical review
Jan 15, 2025