“Electric cooling fans are the way to go for freeing up horsepower and for keeping your engine cool at all driving speeds,” says four-time NHRA Pro Stock champ Greg Anderson.

In this short tech tip video from Summit Racing and Powerblock TV, Anderson will explain how CFMs determine whether a large single fan can be as efficient as two smaller fans, whether pulling air is more efficient than pushing air, and whether your fan shroud can provide a performance advantage (spoiler: it can).

Watch the short video now: