With the price of gasoline constantly on the rise, we've become more and more interested in alternative fuels. Among those that have become most prevalent are E85 and propane. Many new cars and trucks ...

FARGO, N.D. -- Bill Ongstad says converting his new 2013 Ford 350 to a propane bi-fuel system might save him 40 percent in fuel costs. "I figure to have it paid for by Christmas," says Ongstad, who ...

Our gratuitous burnout ripping the tires to shreds demonstrates this ROUSH F-150 burns petroleum-based rubber. However, this very special pickup doesn't fuel up with pedestrian dinosaur juices like ...

There's plenty of noise being made about alternative-fuel vehicles these days, but gas-electric hybrids, hydrogen, and T. Boone Pickens's favorite, natural gas cars, are hogging the spotlight. Roush ...

Briggs & Stratton announced that its Vanguard 400 single-cylinder engine, which has been converted to run on propane, has been certified by the Environmental Protection Agency (EPA). The company said ...