All-New 6.7L Power Stroke
Your first look at Ford's new in-house-built diesel
Duramax Vs. Camaro SS
6.6 liters of diesel power versus Chevrolet's 426hp ponycar
50 Reasons Diesel Are The Ultimate Engine
More power, better fuel economy, and better for the environment
Military Biofuels
How alternative fuels are changing the farmer's field--and the battlefield
Power Stroke: Cracking The Code
6.4 liters, six speeds, and 600 hp
Duramax: Raised On Racing
This is what happens when you teach a boy to drive--on the dragstrip
Cummins: All-Around Dodge
A daily driver that tows, drag races, and sled pulls
6.4L Power Stroke Ford Power Recipes
For $1,500, $2,500, $5,000, $10,000 budgets
No Compromise 5.9L Cummins Buildup
We turn a 24-valve Cummins into the ultimate street and tow vehicle
Mechanical Injector Maintenance
Testing, servicing, and repairing mechanical injectors
Differential And Gears Upgrade
How to set up your own gears and locker in your garage
Project 3.0L '08 Diesel Jeep Grand Cherokee
We gain a 15 percent fuel economy improvement--and 30 lb-ft with one simple plug-in
Project Rust Bucket '89 Dodge Ram
A little more fuel and bottle pressure push our '89 Cummins to 448 hp
Project 300 '87 Ford F-250
Budget suspension, tires, bearings, and brake upgrades
Midwest Tour: Stop Two
Diesels invade the Springfield, Illinois, 4-Wheel Jamboree
Big Sky Nationals
G&J Diesel and the NHRDA put on one heck of an event
Show 'n' Race
Big Rigs invade California Speedway
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On The Cover: We shot Tyler...
On The Cover:
We shot Tyler Upton's '05 GMC in front of the National Corvette Museum (www.corvettemuseum.com) in Bowling Green, Kentucky, while in town for the TS Performance Outlaw Race. Photo by David Kennedy