The above figures were observed while cruising near sea level with ambient temperatures of 75-80 degrees F. Final axle ratio was 2.78:1, with a turbo A/R ratio of. 81:1. With over 180,000 miles on the ...

There's no doubt about it, the older diesel pickups get, the closer they come to being recognized as “classics.” For Richard Brown, however, calling a vehicle “vintage” means a lot more than simply ...

Diesel engines and pickup trucks are about as American as Apple Pie: Especially when the diesel engine comes from an American manufacturer like Cummins, and the truck is the country's best-selling ...