How to Pick an Engine Fan
A vital component of your truck’s cooling system is the fan. Regardless of how efficient the radiator is or the type of water pump used, airflow is the key to keeping engine operating temperatures under control.
Although once a truck is moving fast enough, usually around 30 mph, to provide ram airflow through the radiator, a fan isn’t crucial in most circumstances. But when your truck is moving slower, or worse when it’s stationary, an effective fan may be the difference between looking at the temperature gauge with a smile on your face or watching in horror as steam pours out from under the hood.
When selecting a fan for your classic truck there are a variety of designs to choose from. Mechanical, engine-driven are simple and effective, however, as more blades with greater pitch become
