Mag clicks the implse coupler when at TDC (exactly, or a tiny (one degree) retarded (after TDC) as soon as a mag (on an early farm tractor) reaches tractor idle speed, it goes to full advance. There is no centrifugal advance. This often produces rough running at anything slower than wide open (where it is designed to operate in the field). If it is a bit advanced from TDC, it will kick back, and make the rough running worse. To time (I have no info specific for that tractor), position the engine at TDC on compression, number 1 cylinder. Since it is running, just turn the engine until the impulse clicks with the rotor ending up pointed to the cap tower with the #1 Plug wire attached. now find the timing marks and align them. Next, loosen the mag in its slots. turn the mag opposite of its rotation in the slots. snug it down some to prevent accidental turning. Rotate the engine two turns exactly, to the timing mark. now turn the mag in its slots just untli it clicks. Lock it down. It now is timed to TDC static timing. Jim
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Today's Featured Article - Ford Super Dexta - by Anthony West. The rusty blue tractor caught my eye as my truck zipped by the farm implement business. It looked so fornlorn amongst the lineup of newer equipment. But it was just the right size for my small farm. I stopped in and asked the proprietor for further information. "It's a 64 Ford Super Dexta", he said. "It's a tough little tractor, although it's a hard starter being a diesel and all." He did manage to get it running, compliments of a can of ether. Once started it putted along pretty good. It
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