There's something about American muscle cars and heavy duty trucks and their workhorse engines. These are some of the largest ...

The largest parallel-twin engine ever fitted to a production motorcycle is not some futuristic prototype, but a bruising ...

The five largest four-cylinders are the Porsche M44/41, the Pontiac Trophy 4, the Simplex Model 90, the Blitzen-Benz engine, ...

Below, we're counting our way through a combined 72.5 liters of displacement as we list the 10 biggest American engines of ...

The U.S. is known as the land of excess for many reasons. Take the automotive landscape, for example. You have big SUVs and even bigger engines. However, there was a time when engines in American cars ...