It was explained to me like this. Horsepower is the rate of doing work. And torque is the twisting motion. That is why you can have two engines rated the same horsepower yet perform differently in the field. Example, take 290 hp JD 619 engine in the 8650 and compare it to a 280 ho Cummins 855 or Cat 3406 in a Versatile or Steiger. All three engines are rated about the same yet in the field, the big block engines walk all over the JD. It shows up in the torque ratings for each engine.
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Today's Featured Article - Tractor Traction - by Chris Pratt. Our first bout with traction problems came when cultivatin with our Massey-Harris Pony. Up till then, this tractor had been running a corn grinder and pulling a trailer. It had new unfilled rear tires and no wheel weights. The garden was already sprouting when we hooked up the mid-mount shovel cultivators to the Pony. The seed bed was soft enough that the rear end would spin and slowly work its way to the downhill side of the gardens slight incline. From this, we learned our lesson sinc
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