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Fuel Smarts

The Environmental Protection Agency is making some changes to its SmartWay program that offers information on verified fuel-efficient technologies. Day cabs are now eligible for the SmartWay designation, and research into fuel-efficient retreads will result in changes to how those products are classified.

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Simulation Shows Eco Flaps Reduce Drag on Tanker Rigs

An analysis of four tanker configurations showed drag reduction of more than 2%. But Senior Contributing Editor Tom Berg suggests another way to cut drag – eliminating tanker fenders, which act like sails and pull backwards on the trailer.

On the Road to Cracking 10

Rarely do editors get to evaluate fuel economy on test drives. On a recent three-day "Performance Tour" trip in a Mack Anthem, Equipment Editor Jim Park turned in a trip average of 9.5 mpg, with a high of 10.4 on the second leg of the trip. Read how Mack's new engine technology made that possible.

How Simulators Can Help Save Fuel

From the November Issue of HDT - Driving simulators aren't just for new drivers or safety training, they can be used to teach drivers how to improve fuel economy by breaking bad habits.

Kenworth T680 Advantage Improves Fuel Economy Up To 5%

MATS, LOUISVILLE – Kenworth is introducing its new Kenworth T680 Advantage. The Kenworth T680 Advantage – Kenworth’s new, most fuel-efficient truck – features a special factory-installed aerodynamic package along with the optimized powertrain combination of the Paccar MX-13 engine.