Posted by Goose on December 24, 2020 at 12:03:49 from (166.182.83.12):
In Reply to: H.p. at lower rpm posted by 300jk on December 24, 2020 at 10:05:07:
One thing that always frustrated me was my dad would never run a tractor over about 2/3 throttle, no matter what he was doing. Even after I showed him a line in the owner's manual for a 44 Massey that said not to run the tractor under load at anything less than full throttle.
As far as the original question goes, it's mostly determined by the torque curve that's built into the engine. It reminds me of when we quit racing stock cars. Someone put one of our stock car engines in a drag car, thinking he would clean house. As it turned out, he got wiped out at the starting line. Why? Because the engine wasn't built for low end torque, it was built to "turn on" between 5,000 and 8,000 rpm.
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