John Baxter

Cummins sees 6% fuel economy gain

Company is achieving a 6 percent improvement in fuel economy in its 2010 engine compared with 2007 technology.

Read More

Navistar partners on new engine concept

Company has agreement with EcoMotors International to support development of OPOC—opposed piston, opposed cylinder—engine.

Read More

Mack customer center includes museum

The center includes the Mack Museum and Heritage Center, filled with Mack vehicles dating back to 1905.

Read More

The Promise of New Technology

Most engine manufacturers say 2010 will be like turning the clock back to the good old days In 2002, diesels came with ...

Read More

Warm Glow to Go

Saving fuel and engine wear while keeping legal in no-idle zones One problem with idling to heat or cool your cab is that your...

Read More

Stopping the Flow

Finding and correcting braking-system air leaks can keep you safe and in service The basics The air-brake system has th...

Read More

Do it yourself and save

Greasing Your cost: $10 Shop cost: $45-$85 Time: 3⁄4 hour Greasing is simple and inexpensive. You can purchase a high-q...

Read More

KEEPING COOL

How to maintain your A/C system to avoid poor cooling Cab air conditioners use R134a, a refrigerant that's always under pressur...

Read More

Specs that Payback

The days of the prototypical heavy-duty truck with a long, straight hood and a wheelbase that reaches halfway across Texas are disappearing. A...

Read More

Adjusting belt tension

To adjust belts that are tensioned with bolted brackets, rather than an automatic tensioner, it's best to use a tension gauge, which is calib...

Read More