This standard specifies the design, materials and testing of portable fuel systems for transporting or storing flammable liquids for use in outboard engines installed in boats with a rated capacity of 27 L or less and a hull length of 24 m or less. stipulates the requirements for This standard does not apply to pressurized fuel systems.
JIS F 4327:1999 history
1999JIS F 4327:1999 Small craft -- Portable fuel systems for outboard motors