As automotive builders look ahead to spring and summer project timelines, early-year planning is shifting into gear.

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 ...

Whether you build cars in your garage on weekends, or have a professional shop and some spare time, consider an engine swap for your next project. As daunting as it may seem, some engine swaps can be ...

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 ...