During the era of carburetors, fuel delivery systems were basic, simple, and easy to work with, and they were used universally among all car and light truck manufacturers. The main issue with these systems was fuel starvation. This article explains the entire system from the gas cap to the carburetor and how to determine if a car problem is related to ignition or fuel. It also provides guidance on how to identify and fix common issues with the tank, lines, pump, and carburetor. The article also discusses a specific problem with a 1967 Charger and how it was resolved.