Clogged fuel filters, dirt in the carburetor, floats sticking, hard starting, gas gauges that don't work these are just a few of the fun things a dirty, scale-filled, rusty, 50-year-old gas tank can ...

Fuel filters do exactly what their name implies — they filter impurities out of the fuel. As the fuel passes along the fuel line on its way to the fuel injectors (or carburetor), it passes through the ...