Cummins, which has offered the X15N in North America for the past two years, showcased the natural gas-powered version of its largest truck engine at IAA Transportation.
September 15, 2026BusinessTechnologyEquipmentFuel
Paccar to keep selling current heavy-duty truck engines in ’27
"That’s the engagement we’ve had with many, many customers that that’s their preferred approach," CEO Preston Feight said.
July 29, 2026GovernmentBusinessTechnologyEquipmentFuel
Cummins to phase in 2027 engines due to EPA NOx rule
Cummins plans to stagger the introduction of two model-year 2027 engines that meet tighter emissions standards after reviewing draft EPA regulations.
July 23, 2026GovernmentBusinessTechnologyEquipmentFuel
EPA proposes end to DEF derates to mixed reception
EPA has proposed ending diesel exhaust fluid-related engine derates, replacing the gradual dialing back of truck performance with visual or audible notifications.
July 13, 2026GovernmentBusinessEquipment
German Engine Maker Deutz’s Pivot to Defense Pays Off
The agricultural engine maker pushes deeper into defense, positioning itself to benefit from Europe’s rearmament drive.
March 27, 2026BusinessTechnologyEquipmentFuel
US Embraces Gas Guzzlers While World Goes Electric
The sudden switch promises a new era of fat profits for the companies. Long term, it risks sending American automakers off a cliff.
February 25, 2026BusinessTechnologyEquipment
Jacobs Showcases New Valvetrain Systems With Demo Truck
THOMPSON, Conn. — Jacobs Vehicle Systems on Nov. 1 showcased new cylinder deactivation and active decompression systems while launching the third iteration of its demonstration truck to highlight the new technologies.
November 2, 2022BusinessTechnologyEquipment
Detroit Supplies Most Class 8 Engines Overall in 2021 First Half
Detroit, the engine brand of Daimler Trucks North America, supplied the most Class 8 engines in North America during the first half of this year, nudging past independent engine maker Cummins Inc. by 1,344 units or 1.1 percentage points.
August 11, 2021BusinessTechnologyEquipment
Achates’ Engine Brings Power, Lower Emissions
Achates Power of San Diego has developed a two-stroke truck diesel that has two crankshafts linked to two opposed pistons facing each other in a common cylinder.
April 23, 2021Editorial
Editorial: Cleaning the Air While Easing the Rules
The notion that federal regulators could in one proposal move to strengthen clean-air standards while deregulating certain engine-related rules might seem counterintuitive, but it’s precisely what the U.S. Environmental Protection Agency has set out to do.
November 15, 2018