Diesel engines can run on fuel that is heavier than gasoline ... Of course, America's appetite for petroleum is huge: 2004 consumption was nearly 315 billion gallons, including 139 billion ...

In the world of transport, diesel engines have offered better fuel economy and torque than comparable gasoline engines. Particularly popular in Europe, diesel established a strong consumer base in ...

One of the engines Toyota has announced is a 1.3-liter ... Other innovations designed to enhance fuel economy in the 1.3-liter include an intake port with a new shape that generates a strong ...