Remember, today's tractors are also turning more hydraulic pumps for the powershift, bigger pumps for the hydraulics, with more parasitic losses at the motor end for AC and the alternator due to higher electrical loads. The new MX Magnums are actually comparable to the 89 series Magnums they replaced, but you can't really compare the drivetrain power losses in them to the older tractors because of the powershift vs gear transmissions, and the hydraulic capacities and such.
I have no idea what the flywheel power on something like an SM or 1066 would be. Did they even bother to advertise that back in the day?
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Today's Featured Article - Pop's Tractor of Gold - by Gary Teate. My father was a simple man but could repair just about anythin mechanical that was ever made. From the time I was a young boy growing up in Jacksonville, Florida, I would spend a considerable amount of time helping my father repair or rebuild equipment and engines, etc. on our 2 1/2 acre "spread". Pop always dreamed of having more acreage out in the country where he could retire and tinker as much as he wanted and often reminisced about his boyhood days on his grandfathers farm in Montecello,
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