The Chevrolet 409 V8 had a significant, but brief moment in the history of American big-block, high-performance engines. While the 409 V8 may be best known as the title of a popular Beach Boys song ...

The 1963 Chevrolet Impala 409 has never been subtle. Even among Chevrolet loyalists, the W-motor big blocks carry a mythic glow, the kind of powerplants that helped rewrite performance expectations ...

The Chevrolet 409 Impala is a classic American muscle car that has captured the hearts of car enthusiasts and collectors alike. Produced during a brief yet impactful period, the 409 Impala remains a ...

In every car enthusiast, there is an underlying passion for power. Typically, that power is measured in an engine via horsepower. Though there can be some confusion as to how horsepower is calculated, ...