supercharging · FF-0017

How much power can a street supercharger add to a Ford Flathead?

Steve says this type of 5–7 psi street-supercharger setup can add roughly 50 percent to the engine's existing power and describes a complete 250–300-horsepower combination.

Expert

Steve Coppock

Evidence

prediction

Component

street supercharger

Applicable scope

Ford Flathead V8 with 5–7 psi boost on pump gasoline