90.93 Standard confirmed Jun 5, 2025
ISO
ISO/TC 22/SC 38 Motorcycles and mopeds
International Standard
43.140 Motor cycles and mopeds
Published
This International Standard specifies methods for evaluating the performance of engines designed for mopeds as defined in ISO 3833, in particular with a view to the presentation of power curves and specific fuel consumption at full load as a function of engine speed, for net power assessment. It is applicable to reciprocating internal combustion engines (spark-ignition), excluding free-piston engines, and rotary piston engines, either naturally aspirated or pressure-charged and equipped with either mechanical pressure-charger or turbocharger.
WITHDRAWN
ISO 4164:1978
PUBLISHED
ISO 4164:2012
90.93
Standard confirmed
Jun 5, 2025