It’s the ultimate in flexibility, and it should be on your “watch list” for 2025. Dual-fuel engines can operate on both propane and another fuel source, like gasoline, allowing you to switch between ...

The new engine will provide fleet owners with diesel-like performance and durability, uptime, and low total cost of ownership. Cummins unveiled its B6.7 Propane engine for medium-duty fleet owners, ...

For many years, diesel has reigned supreme in the world of off-highway vehicles and equipment, but as fleet operators continue to adapt to rising costs across industries as well as tightening ...

These results are an impressive conclusion to a lot of hard work by the ONYX engineering team. We are proud of our technology and with Propane emissions running two orders of magnitude below those of ...

With so much aftermarket power-adding equipment available, we just couldn't leave well enough alone. It started with wanting to add just enough power to our '01 dualie so the transmission wouldn't ...

Cummins Engine Co.’s B5.9LPG dedicated heavy duty propane gas engine has received certification to the 1999 Environmental Protection Agency Clean Fuel Fleet Vehicle Low Emissions Vehicle standard. The ...