Everyone knows that airflow equals power, but what about fuel? All the air in the world won’t make one single horsepower if it isn’t mixed with the proper amount of fuel in the combustion chamber. To ...

If you browse forums often, chances are you've come across some heated discussions around the CP4 fuel pump. The CP4, short for "Common Rail Pump 4," is a high-pressure fuel injection pump that made ...

Sometimes my car jerks as if the fuel is not flowing properly, especially when I am driving uphill. Someone suggested the fuel pump might be weak. How exactly does the fuel pump work, and what are the ...

Trouble ranging all the way from bad gas mileage to burned valves has been traced to faulty fuel I pumps. But faulty fuel delivery is often due to some bad condition entirely outside of the fuel pump ...

One of the biggest changes we see in the lowrider world when upgrading a car is the transition to a newer motor, namely the LS. Although this is a huge advantage in terms of performance and ...