Your car's engine needs a very specific diet of air and fuel to do its job, and it's the fuel pressure regulator's (FPR) job to feed it the right amount. The gadget is relatively tiny and can fit in ...

Your fuel lines are a network of tubes and hoses that bring gas or diesel from your fuel tank and fuel pump to the fuel injectors in your engine. They don’t last forever, though, and you can usually ...

What happens when 440 ci of Holley 850-fed big-block tries to suck fuel from a 5/16-fuel line, a 37-year-old tank and pickup? Fuel starvation! That's exactly what brought our thirsty GTX clone to our ...