international harvester had the their most powerful tractor out 85 years ago in 1935 which was the first diesel tractor in north America. the john deere R was out 14 years later with their diesel. WD40 had 461 cid. the R had 415 cid. both tractors would be in the same horse power range of just under 50 h.p. john deere does get the prise for the longest running model D for like 29 years. so the R would have been a big improvement. international was still in the lead at the time. at the antique tractor pulls I have out pulled R's lots of times with my WD40.
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Today's Featured Article - Third Brush Generators - by Chris Pratt. While I love straightening sheet metal, cleaning, and painting old tractors, I use every excuse to avoid working on the on the electrics. I find the whole process sheer mystery. I have picked up and attempted to read every auto and farm electrics book with no improvement in the situation. They all seem to start with a chapter entitled "Theory of Electricity". After a few paragraphs I usually close the book and go back to banging out dents. A good friend and I were recently discussing our tractor electrical systems when he stated "I figure it all comes back to applying Ohms Law". At this point
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