Fuel Tank: 1965-66 Pontiac (USA made Catalina/Bonneville/ GP - Full size Cars"Read the Description on LHS lower page for more details" NOT for the Canadian Australian NZ made Chevy Pontiacs but the USA made Full size passenger are series. NOT station wagons. You MAY have a vapor return line or may not. the send is set up as shown with a dual pipe, block it off if not needed otherwise use it connecting then to a skinny air vapor pipe travelling up the LHS frame to the Pontiac fuel pump next to the main fuel pipe. Optional for a