Engines

Over-the-air reprogramming of engine control modules is now available on all International Truck models powered by N9, N10 and N13 engines, the company announced.

Cummins has received EPA certification for its lineup of on-highway diesel and natural gas engines meeting current and 2017 greenhouse gas and fuel efficiency standards.

Achates, Delphi and Argonne National Laboratory will develop an opposed-piston, gasoline compression ignition (OPGCI) engine suitable for light trucks and other vehicles.

Nissan's new engine features four valves per cylinder, variable valve timing and direct fuel injection, and is rated at 390 hp at 5,800 rpm and 401 lb.-ft. of torque at 4,000 rpm.

Daimler Trucks Friday announced a $375 million investment to enable production of the new DD5 and DD8 medium-duty engines at Detroit’s Redford, Mich., plant, and officially launched production of the Detroit DT12 automated manual transmission.

Over the years, manufacturers have designed vehicles and components to reduce weight, and fleets have tried many of them. From their wisdom, we offer a dozen lightweighting ideas for Class 8 trucks and tractors.

Fleets and independent repair garages will soon have access to service information for model year 2010 and later trucks and buses over 10,000 pounds sold in the United States and Canada.

Detroit Connect has introduced new features for its Virtual Technician remote diagnostic system, including a new portal that lets users dig deeper into the data, and for some 2017 models the ability to "flash" software updates and parameter changes to the truck over the air.

There's a new engine in Paccar's MX lineup. New to North America, but with several years of experience under the big DAF cabs in Europe, the 11-liter MX-11 is well suited for many Kenworth and Peterbilt vocational and P&D customers.

With almost identical engine ratings, does bigger displacement really make a difference?

Global OEM engine cooling manufacturer TitanX announced plans to enter the North American market under the name TitanXend.

The aftermarket repair industry and truck and engine makers have reached an agreement on the sharing of heavy-duty vehicle service information, which will give truck owners more options for diagnosing and repairing today's heavily computerized commercial vehicles.

The 100,000th Paccar MX-13 engine produced for North America was recently presented to Kenan Advantage Group, which will operate it in a Peterbilt Model 579.

For a sneak peek at the next generation of the DD13, look to the latest new engine from Mercedes-Benz in Europe.

Gates Corporation’s Belt Wear Gauge is a handheld tool designed for serpentine belt inspection.

Because 7,750 engines were not fully assembled in 2009 but in 2010, the Environmental Protection Agency says Navistar should have obtained an exemption in the form of a certificate of compliance, but didn’t.

Natural gas engine provider Westport Innovations Inc. said last week it thinned financial losses in the second quarter of the year despite a 30% drop in revenue.

Cummins Inc. reported its first quarter profit increased 14% from the same time a year ago, totaling $387 million, driven by stronger demand in on-highway markets and distributor acquisitions in North America.

LOUISVILLE, KY -- Under the theme of "redefining efficiency," Cummins Tuesday night announced fuel-saving enhancements to the 2015 ISX15 big-bore diesel and a peek at the 2017 ISX15, which will feature a lighter and smaller aftertreatment system along with a more efficient turbocharger and reduced parasitic loss.

The engine is an often underused fuel-saving device. Optimizing the engine parameters of new trucks could improve fuel efficiency by 5 to 8%.