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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. Achates Power announced that the 10.6-liter,

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Peterbilt Launches Model 320 Hydraulic Hybrid, Full Lineup of Natural Gas Powered Vehicles

Green Car Congress

Among its other product introductions at the Mid-America Trucking Show in Louisville, Kentucky, Peterbilt announced the limited production availability of the Model 320 Hybrid Class 8 refuse truck, equipped with Eaton’s Hydraulic Launch Assist ( HLA ) technology ( earlier post ). Natural gas. Click to enlarge. Model 320 Hybrid.

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Westport Heavy-Duty LNG Engine Receives 2010 US EPA Certification

Green Car Congress

The Westport HD System offers class-leading performance for heavy-duty on-road Class 8 trucks and allows trucking fleets to move to lower-cost, domestically available and low-carbon natural gas and/or biogas. Factory installation of the GX is available in both Kenworth and Peterbilt tractors.

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Chevron introduces new category of heavy-duty motor oil for severe duty applications; improved fuel economy

Green Car Congress

Delo 400 SD SAE 15W-30 is specifically formulated for on- and off-highway applications including 2010 and Tier 4 compliant low emission diesel engines with Selective Catalytic Reduction (SCR), Diesel Particulate Filter (DPF) and Exhaust Gas Recirculation (EGR).

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Kenworth and Peterbilt to add heavy-duty Cummins Westport ISX12 G to line of natural gas engines

Green Car Congress

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. Click to enlarge.

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Kenworth and Peterbilt introduce more fuel-efficient Class 8 trucks

Green Car Congress

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. Kenworth will also offer natural-gas fueled versions of the standard T680. Peterbilt Model 579 with EPIQ.

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Westport unveils next-generation High Pressure Direct Injection (HPDI 2.0) natural gas system for HD trucks

Green Car Congress

unveiled its next generation of high pressure direct injection natural gas technology platform, Westport HPDI 2.0. Westport HPDI uses natural gas as the primary fuel in a Diesel (compression ignition) cycle along with a small amount of diesel fuel as an ignition source. The natural gas is injected at the end of the compression stroke.

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