2001 - Volume #25, Issue #3, Page #38

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Tractor Electrical System Changed From 6 to 12 Volts

Tractor Electrical System Changed From 6 to 12 Volts TRACTORS Modifications 25-3-38 "Older Farmall tractors with 6-volt systems are hard to crank. We changed our electrical system over to 12 volts by installing a 12-volt battery, a 12-volt Delco alternator, and put a resistor between the switch and the coil. The tractor works great now. "To put a bearing cone on a shaft, heat the bearing up in a container of hydraulic oil. It will slide right onto the shaft. To remove an old bearing race, just weld a bead inside the race to shrink it. It'll come off easily."