I was a design engineer at GM for years and worked with other, older folks who had stories to tell about past projects.
One of my closest friends, elderly but still extant, and the most well respected engineer than I have ever encountered, (from Jackson, MI, I might ad) worked for Delco Products in Dayton, Ohio for many years.
At the time, Delco Products Division designed the traction motors and generators for EMD locomotives (don't know whether Delco or EMD manufactured them). In the early 60s Delco decided to design a push-pull self loading DE scraper using a single 6V71 or 8V71 (or 92 series) in the front driving a DC generator and using an electrical transmission with 250 HP EMD traction motors F $ R (not sure how steering was accommodated). A single prototype was build by modifying a current design twin engine scraper but the design was never commercialized because the end of the interstate highway system was on the horizon and marketing decided that resources could be better spent elsewhere.
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Today's Featured Article - The Day Mom Drove the 8N - by Brian Browning. My Dad was wanting to put in a garden but couldn't operate the 8N and handle the old horse drawn plow he had found and rigged up to use with the tractor. Well, he decided to go get Mom out of the house and have her drive the tractor while he walked behind the plow. You got to understand that while my Mom is a hard worker who will always help whenever she can... she had never operated farm machinery before that day. Dad got her out there, explained how the clutch was the same as in our o
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