Diesel-electric locomotives have been barreling along America’s wide-open plains for generations, and the century-old combination of consistent, high-efficiency rpm diesel engines spinning up ...
Follow the restoration of a 1950 Caterpillar D4 dozer as this classic machine is repaired, rebuilt, and brought back to working condition.
The bright yellow D6 XE dozer might look like your everyday medium-class dozer, but underneath that vibrant bodywork it’s hiding a highly efficient electric drive system that Cat says makes it the ...