The Ultimate Callout Challenge is widely known as a performance-centered competition. Actually, when it comes to evaluating the horsepower and torque of diesel trucks, UCC is considered the hobby's ...
Our coverage of Ultimate Callout Challenge 2022 continues with this look at some of the best diesel engines powering competitors' rigs, as well as oil-burners found beneath the hoods of badass trucks ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results
Feedback