Internal Combustion Engines

Natural gas is quickly becoming a major fuel for truck fleets. Learn more about this fueling option and what other fleets around the industry are doing, as well as some of their best practices in alternative fuel usage.

Latest from Internal Combustion Engines

Josh Fisher | FleetOwner
Jose Samperio, Cummins North America on-highway VP, speaks about Cummins' latest medium-duty engine offerings during NTEA's Work Truck Week 2025 at the Indiana Convention Center in Indianapolis.
Equipment

Cummins launches next-gen diesel engine for work trucks

March 6, 2025
Cummins extends B-Series’ 40-year legacy with a new 7.2L diesel engine, along with hyping its unmatched internal combustion offerings for work trucks and pickups, including turbo...
Steve Fecht photo
Bosch President in North America Paul Thomas addresses the House of Journalists during a private session after the Bosch press conference for CES media Monday, January 6, at Mandalay Bay in Las Vegas, Nevada.
Emissions & Efficiency

Bosch: ‘We’re still heavily involved in hydrogen’ as trucking’s future fuel

Jan. 7, 2025
Despite its regulatory future in limbo as the clean energy industry awaits potential shakeups when Trump returns to the White House, Bosch is still working to make hydrogen a ...
MAHLE
'We believe that we have the system competence to optimize each one of the components, and especially with the electrical motors; the thermal management for that electrical motor really drives performance and efficiency,' says Mahle CEO Arnd Franz.
Emissions & Efficiency

Mahle CEO calls for options, choice in transportation transition

Sept. 26, 2024
IAA notebook: Widespread adoption of H2 ICE engines could depend on whether policymakers decide to support it.
ID 7392789 © Manwolste | Dreamstime.com
truck exhaust
Emissions & Efficiency

Is GHG3 an EV mandate? Almost

Sept. 25, 2024
EPA’s latest greenhouse gas emissions rule offers more incentives for EVs than just an easy emissions test and expects 'most if not all' manufacturers to use EVs in their compliance...
Jeremy Wolfe | FleetOwner
The latest X15's improvements allow it to gain fuel efficiency over older models despite a larger aftertreatment system.
Equipment

What's new in Cummins' next diesel X15 engine

Aug. 15, 2024
Cummins' latest X15 comes with improvements to its engine block, pistons, fuel pump, oil filter, and aftertreatment system.