I have had many OC-3's and also Case 310 & Terratrac crawlers. I never saw any that the sprockets would interchange. The only thing those machines shared was the transmission as it was built by Clark. The finals were totally different with the Case/ Terratrac design where the sprocket was mounted splined output shaft and held on with a large nut. The Oliver OC-3 design used a bolt on sprocket that fit on studs on the bull gear hub. Totally different...
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Today's Featured Article - Identifying Tractor Noises - by Curtis Von Fange. Listening To Your Tractor : Part 3 - In this series we are continuing to learn the fine art of listening to our tractor in hopes of keeping it running longer. One particularly important facet is to hear and identify the particular noises that our
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