Engines

Navistar International Corp. re-launched its International 9900i and PayStar 5900 SBA models at ExpoCam, Canada's National Truck Show.

Navistar International Corp. re-launched its International 9900i and PayStar 5900 SBA models at ExpoCam, Canada's National Truck Show.

Caterpillar is again facing legal action as a result of the ACERT engine technology it used to meet EPA's 2007 emissions regulations. A proposed class action suit filed last week in New Jersey federal court alleges Caterpillar sold defective engine systems that constantly failed and did not last as long as Caterpillar said they would.

Results from a new poll show mixed feedback from carriers when it comes to fuel economy and maintenance costs of 2010 engines versus 2007 engines.

Volvo Trucks Thursday at the Mid-America Trucking Show introduced the VNX, a heavy-haul, high-performance model designed for extreme gross weight applications. The company also said it’s making the I-Shift the standard transmission on all trucks and made a number of other announcements.

Volvo Trucks Thursday at the Mid-America Trucking Show introduced the VNX, a heavy-haul, high-performance model designed for extreme gross weight applications. The company also said it’s making the I-Shift the standard transmission on all trucks and made a number of other announcements.

Mack Trucks has introduced the newest generation of its Econodyne family, the MP8 Econodyne+, a powerful engine ideal for on-highway customers who require additional muscle to move their loads.

Cummins will have its new 2013 engine line up at this year's Mid-America Trucking show, boasting 2% better fuel economy, along with some new gearing recommendations to increase fuel economy and lower operating costs.

Cummins Turbo Technologies is showing off a suite of near-market and future solutions that it says can improve the fuel efficiency of any modern diesel engine by at least 6%, at the Mid-America Trucking Show this week.

What type of engine systems and parts will you be dealing with in the future? From electric-drive turbos to waste heat regeneration, Derek Kaufman, president of C3 Network, examined powertrain trends during Heavy Duty Aftermarket Week earlier this year.

Cummins Inc. and Eaton Corp. have devised a fuel-saving, integrated engine-transmission combination that will rival proprietary offerings from some truck builders.

Volvo Trucks is now offering a three-year, 350,000 mile warranty for Volvo D12 engine owners who want to increase the longevity of their current vehicles with the Volvo Guaranteed Overhaul (GO) program.

At the World of Concrete show in Las Vegas, Cummins is displaying its 2013 engine lineup, including the clean-diesel ISX12 and ISL9, as well as the new Cummins Westport ISX12 G natural gas engine.

Mack Trucks says its 12.8-liter MP8 engine is newly available in its MR TerraPro concrete pumper chassis, which was formerly available only with the 11-liter MP7.

CORRECTED -- Volvo Trucks executives knew full well what a group of its customers would say about experiences with modern engines, but invited them to speak to press reporters anyway. Then the Volvo people explained what they're doing to alleviate service problems that customers have also experienced

You don't have to go far to find a fleet having trouble with engines, spelling opportunities for aftermarket parts and service. In its 2012 U.S. Heavy-Duty Truck Engine and Transmission Study, J.D. Power and Associates found 46% of owners of one-model-year-old engines experienced some type of engine-related problem, up from 42% in 2011