article thumbnail

PACCAR to offer Cummins X15N natural gas engine in Kenworth and Peterbilt trucks

Green Car Congress

PACCAR will work with Cummins to offer the new Cummins X15N natural gas engine ( earlier post ) in Kenworth and Peterbilt trucks. The X15N is the first natural gas engine to be designed specifically for heavy-duty truck applications with up to 500 horsepower output.

Peterbilt 459
article thumbnail

Peterbilt extends natural gas engine lineup with Cummins Westport 2013 ISX12 G

Green Car Congress

Peterbilt Motors Company announced the availability of the new 2013 Cummins Westport ISX12 G natural gas engine. Peterbilt has been manufacturing trucks featuring liquefied natural gas (LNG) and compressed natural gas (CNG) fuel systems solutions for heavy-duty over-the-road, regional and vocational applications since 1996.

Peterbilt 225
article thumbnail

Cummins and Peterbilt to team up on SuperTruck II

Green Car Congress

Cummins will partner with Peterbilt Motors Company, a division of PACCAR to develop and demonstrate technologies under the US Department of Energy (DOE) SuperTruck II program. BTE quantifies the fraction of the fuel’s chemical energy that is converted into useful work by the engine system. Earlier post.).

Peterbilt 170
article thumbnail

Peterbilt increases its natural gas offerings; medium-duty CNG, heavy-duty LNG

Green Car Congress

Peterbilt Motors introduced two new medium-duty vehicles powered by compressed natural gas (CNG) during the Mid-America Trucking Show: the Model 337 and the Model 348. The engine complies with EPA 2010, 2013 and CARB emissions regulations. Both vehicles are now in production and can be configured as trucks or tractors.

Peterbilt 150
article thumbnail

Achates near-zero heavy-duty opposed-piston diesel enters fleet service; compliant with 2027 NOx levels

Green Car Congress

liter, heavy-duty opposed-piston, three-cylinder diesel engine it developed in a project funded by the California Air Resources Board (CARB) and several partners ( earlier post ) has entered fleet service with WALMART Corporation in a Peterbilt 579 tractor. liter engine. Achates Power announced that the 10.6-liter,

Diesel 468
article thumbnail

Peterbilt showcases Quantum Back-of-Cab CNG storage module

Green Car Congress

Peterbilt is showcasing Quantum Fuel Systems Technologies Worldwide’s new Back-of-Cab (BOC) compressed natural gas (CNG) storage module installed on a Peterbilt 579 truck at the Mid-America Trucking Show. New Back-of-Cab CNG storage system. Click to enlarge.

Peterbilt 247
article thumbnail

Cummins/Peterbilt SuperTruck shows 54% improvement in fuel economy, 61% improvement in freight efficiency

Green Car Congress

and Peterbilt Motors Company, a division of PACCAR, released test results showing their demonstration SuperTruck tractor-trailer achieved a 54% increase in fuel economy, averaging nearly 10 mpg US (23.5 Scope and demonstrate improvements for a 55% engine efficiency. Sources of increased engine thermal efficiency. Cummins Inc.

Peterbilt 342