If the 340 is equipped with what IH called a high speed first and reverse with a 55 tooth sliding gear the 300, 330 and 350 first gears work. If the 340 has the standard first the 300 and 350 gears won't work. Unless you change the top and bottom gear and the reverse idler from a 300, 330 or 350. Will make the ground speed a little faster in first and reverse. Some 504 have the low first speed that works. Can't think of another. 460 utility has one slower than a 350 but don't remember if its the same tooth count as the 340 standard first. Thinking they were just a little higher ratio.
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Today's Featured Article - Harvestin Hay: The Early Years (Part 2) - by Pat Browning. The summer of 1950 was the start of a new era in farming for our family. I was thirteen, and Kathy (my oldest sister) was seven. At this age, I believed tractor farming was the only way, hot stuff -- and given a chance I probably would have used the tractor, Dad's first, a 1936 Model "A" John Deere, to go bring in the cows! And I think Dad was ready for some automation too. And so it was that we acquired a good, used J. I. Case, wire tie hay baler. In addition to a person to drive th
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