Last summer, I replaced the valve seals in our Case 841. While the rocker arm covers were off, I started the engine to watch the oil flow in the rocker arm area. Much to my surprise there was just a small amount of oil. I only ran it at low speed. The push rods and valve stems were lightly coated. It surprised me since the return holes in the head are huge. The tractor has about 2600 hours on the hour meter. When the valve stem were examined during the seal replacement process, there was no measurable wear. I concluded that there was enough oil volume. Hope this helps. Thanks
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Today's Featured Article - Fire in the Field A hay fire is no laughing matter-well, maybe one was! And a good life-lesson, too. Following World War II many farm boys returned home both older and wiser. One such man was my employer the summer I was sixteen. He was a farmer by birth and a farmer by choice, and like many returning soldiers, he was our silent hero: without medals or decorations, but with a certain ability to survive. It was on his farm that I learned to use the combination hand clutch and brake on a John D
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