Semi-trucks use diesel inline-6 engines for several reasons, including their increased torque output, simplicity, and ...

Whether it’s a V6 or an inline-six, the six-cylinder engine is hallowed ... of the best we've tested in a truck. Another ...

As automakers seek to improve fuel economy across their entire lineups, diesel engines ... Nissan claims a 35-percent improvement in fuel economy over a comparable V-6 gasoline midsize truck.

This new engine is a 3.0L inline six-cylinder ... 6.6L gasoline V-8. GM offers the fantastic 2.8L Duramax diesel in its line of Canyon and Colorado midsize pickups. At just 181 hp these trucks ...

Despite a canceled deal with International Truck and Engine Corp., Ford Motor Co. still wants to introduce a six-cylinder diesel ... Truck's 4.5-liter diesel V-6 for the new F-150.