As CNKS says, most likely the oil pump. Specifically the pot metal oil pump cover is warped. Common problem on this series of engines. Low cost fix if that is the problem. Drop the pan, remove the oil pump cover, check with a straight edge to see if it is warped. Get something very flat (piece of plate glass) 220 or so grit sand paper and sand the cover flat. Very thin paper gasket between oil pump body and cover may be blown. Only place I know of to get it is CIH. HTH.
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Today's Featured Article - George's Fordson Major - by Anthony West (UK). This is a bit of a technical info to add on to the article about George's Major in the "A Towny Goes Plowing" article. George bought his Major from a an implement sale about 18 years ago for £200.00. There is no known history regarding its origins or what service it had done, but the following work was undertaken by Harold alone to bring it up to show standard. From the engine number, it was found that the major was produced late 19
... [Read Article]
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