Back 50-55 years ago mowing hay with Dad's worn-out Oliver sickle mower behind the 1939 H the mower ran at 540+ RPM all the time to get the mph. In '68 with the stage II Super H I ran around 1500 engine rpm, 490-500 pto rpm, which was just shy of 6 mph in 4th.
Some jobs I got hollared at for NOT running wide open, and the jobs I did run wide open I never heard a complaint.
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Today's Featured Article - Grain Threshing in the Early 40's - by Jerry D. Coleman. How many of you can sit there and say that you have plowed with a mule? Well I would say not many, but maybe a few. This story is about the day my Grandfather Brown (true name) decided along with my parents to purchase a new Ford tractor. It wasn't really new except to us. The year was about 1967 and my father found a good used Ford 601 tractor to use on the farm instead of "Bob", our old mule. Now my grandfather had had this mule since the mid 40's and he was getting some age on him. S
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