Design Emissions Exhaust Kenworth 
Green Car Congress
JULY 6, 2010
The Westport GX 2010 15L engine has been certified by the US Environmental Protection Agency (EPA) to 2010 emissions compliance—0.2 g/bhp-hr particulate matter (PM)—without the use of emissions credits. Factory installation of the GX is available in both Kenworth and Peterbilt tractors.
Green Car Congress
SEPTEMBER 16, 2014
division, maker of the Delo brand of heavy duty engine oils, lubricants and coolants, unveiled a new category of heavy duty motor oil designed to address the growth of severe duty applications in on- and off-highway markets. Chevron Products Company, a Chevron USA Inc.
Green Car Congress
FEBRUARY 22, 2011
Manufactured by Kenworth, the LNG tractors are powered by Westport HD Systems and initially will pull trailers on a transit lane linking Ontario, Calif., These LNGs are expected to produce 25% fewer greenhouse gas emissions compared to the older trucks and use 95% less diesel fuel than the vehicles they replace. and Las Vegas, Nev.,
Green Car Congress
MARCH 22, 2012
Kenworth Truck Company and Peterbilt Motor Company will expanding their alternative fuel line-up by offering the Cummins Westport ISX12 G heavy duty natural gas engine ( earlier post ) for use in regional haul, vocational and refuse markets. —Michelle Harry, Kenworth natural gas vehicle marketing manager. g/bhp-hr NO x and 0.01
Green Car Congress
MAY 29, 2009
The vehicles under evaluation include a parallel hybrid electric diesel collector from Mack Trucks (a Volvo Group subsidiary); a series-hybrid and an hydraulic parallel hybrid collector ( earlier post ) from Crane Carrier; and the Kenworth T370 diesel-electric hybrid (for the rack truck). Earlier post.) Earlier post.)
Green Car Congress
MARCH 27, 2014
Kenworth T680 Advantage. At the Mid-America Trucking show, PACCAR companies Kenworth and Peterbilt introduced more fuel efficient version of their heavy-duty models: the Kenworth T680 Advantage and the Peterbilt Model 579 with EPIQ package. —Kevin Baney, Kenworth chief engineer. Kenworth T680 Advantage.
Green Car Congress
DECEMBER 10, 2013
Core to the approach is a patented injector with a dual-concentric needle design. Unique concentric dual-needle design with electro-hydraulic actuation and control. Proprietary on-engine gas fuel conditioning module: Designed for more precise pressure control for even lower engine emissions and better fuel economy.
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