Engines

In May, Navistar International Corp. named Bill Kozek, a 26-year veteran of Paccar, as president of Navistar's North America Truck and Parts business. He succeeded Jack Allen, who was promoted to chief operating officer. Kozek spoke with HDT Editor in Chief Deborah Lockridge shortly after the company announced disappointing fourth-quarter earnings. Here's the Q&A.

Navistar Inc. announced that it has started customer shipments of its first International DuraStar vehicles with the Cummins ISB 6.7-liter engine. The first units were released from the company's Escobedo, Mexico assembly plant.

While Navistar has made substantial progress in its Drive to Deliver turnaround program, it still reported worse financial results for its fourth fiscal quarter than it had aimed for. Executives said the main culprits were industry truck sales levels that didn't pick up as soon as expected, and the continuing high warranty costs for its legacy all-EGR EPA-2010 engines.

The U.S. Environmental Protection Agency has lost a fight with truck engine makers over an earlier decision allowing Navistar International to sell earlier models of its engines with exhaust gas recirculation technology, even though they did not meet federal emissions rules.

Truckers who don't run a lot of miles in California may get more time to comply with emissions rules.

Officials with the truckstop chain, Travel Centers of America, indicated this week when they plan to open their first liquefied natural gas filling stations in cooperation with Shell targeting commercial vehicles.

Natural gas truck engine producer Westport Innovations plans to stop taking orders for its North American 15-liter model after Nov. 15., citing weak sales.

IPD, an aftermarket provider of engine components for heavy-duty diesel and natural gas powered engines, announced a new patent-pending piston design for the aftermarket. This new IPDSteel piston design uses precision friction welding to create an aftermarket alternative to similar newer model engine piston designs that are currently only available from original equipment manufacturers.

A federal court on Friday dismissed a challenge to a U.S. Environmental Protection Agency decision allowing Navistar International to make earlier model engines while paying a fine.

Cummins is going after more of the light- and medium-duty market with its new ISV5.0, a 5-liter (302-cubic-inch) V-8 diesel that promises high performance and low total cost of ownership.

Rumors that Westport Innovations was cancelling production of its 15L LNG engine were given wide exposure at the 1st Annual Natural Gas Vehicle Canada Conference on Tuesday.

Detroit, Mich.--Detroit Diesel Corp. announced that the Detroit DT12 automated manual transmission is now available for the Freightliner Cascadia equipped with the Detroit DD13 engine.

Detroit Diesel Corp. announced that the Detroit DT12 automated manual transmission is now available for the Freightliner Cascadia equipped with the Detroit DD13 engine. The lighter-weight combination is well suited for regional haul, pick-up and delivery applications, say Detroit officials.

Cummins Monday announced a new global heavy-duty engine platform. The G Series platform is an in-line six cylinder engine, and will be available in 10.5- and 11.8-liter displacements to meet a broad variety of on-highway and off-highway global market requirements and emissions standards.

How much tampering with exhaust emissions equipment goes on out there? No one knows for sure, but panelists at a session of the Technology & Maintenance Council’s fall meeting in Pittsburgh last week said they had seen some flagrant cases.