American muscle cars were typically rated by how fast they were in a straight line. This meant completing a quarter-mile run to boast impressive times. Most of these cars packed massive engines that ...

No doubt about it, the 409-powered Impala was the original crown prince of 1960s American muscle. Eulogized by popular songwriters of the era, the Chevy 409 made its mark with the American consumer.

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 ...

When I take her to the track, she really shines; she always turns in the fastest times, my four-speed, dual-quad, PosiTraction four-oh-nine. Thanks to the conjured efforts from Chevrolet and Mother ...

When Tom Nelson recently posted pictures and a video on Instagram of this unique engine he’d just finished, we knew we had to stop by for a closer look. A cursory glance at those unmistakable valve ...