ISO 21755-1:2019

Motorcycles - Measurement method for evaporative emissions - Part 1: SHED test procedure

This document specifies a basic measurement method by using the SHED (Sealed Housing for Evaporative Determination) 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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