Zack Ellison

Beyond Anti-Idling

Save thousands of dollars a year on fuel by careful use of your right foot — and your head. Don’t ignore driving habits and other strategies to supplement the benefits of minimal idling.

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Oil & 2010 Tech

Most manufacturers have yet to extend change intervals, but oil seems to thrive in the new engines.

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Torque Target

New engine technology promises not only improved engine efficiency, but also the ability to spec your drivetrain to further enhance fuel economy.

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2010 Engine Performance

Manufacturers say EPA-driven changes yield better fuel economy and other benefits.

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Engine Spotlight

Cummins’ ISX has been around for more than a decade, but recent changes turn heads for durability and fuel-mileage enhancement.

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Time for an overhaul

Oil analysis and other information can help you determine if an engine’s ripe for rebuilding. The same diagnoses might postpone an overhaul or eliminate engine failure.

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