Add Yahoo as a preferred source to see more of our stories on Google. Fuel injectors don't just deliver fuel. They meter it, shaping the spray so the air-fuel mixture burns in the way the engine wants ...

You've heard of mixture distribution problems relating to carburetors—different cylinders receiving different amounts of fuel. This is caused by many variables, including g-forces and poor manifold ...

If you use low-quality gas without extra fuel additives and detergents, your fuel system and injectors will get dirty. Here’s how they work.

It may not have the coolness quotient of a high-lift cam or a rowdy exhaust system, but a properly functioning set of fuel injectors plays a critical role in optimizing overall engine performance.

Fuel injector cleaners are additives that are poured right into the gas tank and remove carbon deposits and other contaminants from the injectors. This can lead to better fuel economy, improved ...