LOUISVILLE, KY. International Truck and Engine Corporation announced its new family of International brand big-bore diesel engines here today at the Mid-America Trucking Show. The new 11- to 13-liter ...

Navistar’s new 12.4-L International A26 engine is built from Volkswagen's proven MAN D26 engine crankcase, and produces up to 475 hp and 1,750 lb.-ft. of torque. Navistar says the design is 600 to 700 ...

During an event in Huntsville, Ala., on Tuesday, Sept. 23, Navistar Engine Group celebrated the 75th anniversary of its first production diesel engine, the D-40, with the dedication of the facility ...

One of the smartest ways to cut weight and cost out of a new truck is to specify an engine that's smaller than what's always been used. But it's smart only if it works the way the operator wants. Some ...

We're not sure why, but most people tend to shy away when talk turns to block sleeves. The rap may go, "Yeah, it runs strong, but there's a sleeve in number 6," and somehow it seems tainted. Is there ...

Navistar announced a $125 million investment in its Huntsville, Alabama, engine plant as part of a plan to begin producing next-generation big-bore diesel engines developed with its European partner, ...

We have lightened the block, cleaned it up, and done a thorough inspection. Where do we go next? "Basically, after you have the fundamentals done, you can talk about the bore itself," Jenckes says.

Boring and honing are important parts of the engine-building and rebuilding processes, but they're not the same thing. Here ...

Bore and stroke are important measurements when it comes to calculating an engines displacement, and the kind of performance an engine offers.