Fuel Evaporation System: Description

System prevents gasoline vapors from escaping into atmosphere from fuel tank and carburetor. All models use a pressure/vacuum relief fuel filler cap, purge control diaphragm valve, thermovalve, two-way valve, charcoal canister, and connecting lines and hoses.

Vehicles use an air vent cut-off diaphragm, vacuum holding solenoid valve, and carburetor fuel cut-off solenoid valve. Coupe models also has a fuel cut valve.