Add Yahoo as a preferred source to see more of our stories on Google. Any engine builder will tell you how important cylinder heads are to power and performance, so enthusiasts looking to spruce up ...

Automakers have launched many series of engines meant to offer greater performance or efficiency than their predecessors. Chevy's Vortec line, which includes General Motors' vortex technology, boosted ...

When it comes to 20th century American-made engines, Chevrolet's big block V8 motors are among the most highly regarded by automotive enthusiasts and experts alike. With their power, durability, and ...

With the launch of Chevy's small-block V8 in 1955, General Motors introduced an engine family that would make its way into millions of vehicles across the world. It was especially known as a mainstay ...

No engine family in history has played a bigger role in hot rodding life than the small-block Chevy. It's not necessarily the biggest or the most powerful or the most reliable, but itisthe gold ...

What happened to the big power numbers of the 454? The last generation big-block by GM (Vortec 454) leaves much to be desired when it comes to output. The Vortec big-block was gifted with a sequential ...