ISO 21755-3:2025
International Standard
Current Edition
·
Approved on
14 November 2025
Motorcycles — Measurement method for evaporative emissions — Part 3: VT-SHED test procedure
ISO 21755-3:2025 Files
English
20 Pages
Current Edition
USD
167.0
ISO 21755-3:2025 Scope
This document specifies a basic measurement method by using the variable temperature sealed housing for evaporative determination (VT-SHED) test procedure for evaporative emissions from motorcycles. It is applicable to motorcycles equipped with a spark ignition engine (four-stroke engine, two-stroke engine or rotary piston engine).
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