Cummins unveiled its B6.7 Propane engine for medium-duty fleet owners, which will be built on Cummins recently announced fuel-agnostic B-series platform and powered with propane Autogas, according to ...

With crude oil being a finite and mostly imported resource, the search is well and truly on these days for alternative fuels to serve our energy needs. While some take an environmentally zealous, ...

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 ...