Old is correct. Fuel problems will often mimic electrical/ignition problems, and ignition problems will often mimic fuel problems. The next time it just stops running, get off and lay your hand on the ignition coil. If it it HOT, or at least extremely warm, you have found the culprit. If the coil seems fine, then slowly remove the fuel tank cap and listen for a sucking noise. Sometimes the tiny little vent holes in those caps gets plugged, which creates a vaccuum in the gas tank, and the result is no fuel getting to the carburetor. A 300 U is relatively simple to work on, try to not over anaylize the running problems.
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Today's Featured Article - A Cautionary Tale - by Ian Minshull. In the early 1950s my father bought an Allis Chalmers B and I used it for all the row crop work with the mangolds and potatoes, rolling and the haymaking on our farm. The farm and the Allis were sold and I have spent a lifetime working on farms throughout the country. I promised myself that one day I would own an Allis. That time event
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1964 I-H 140 tractor with cultivators and sidedresser. Starts and runs good. Asking 2650. CALL RON AT 502-319-1952
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