Some of those older tractors only had 8 to 12amp generators. There were some 20 amp 12V Delco's # 1100309,1100341. And 35amp 6V Delco 1100038,1100027 used on two cylinder diesels.That work well enough making 12V just by swapping regulators. Charging the battery, running the ignition system and three lights at 4 amps each isn't going to work. In particular if the tractor does any idling or putting around at less than 2/3 throttle. Fortunately LED work lamps and LED replacement LED 1156 and 1157 style lamps exist. The good 40 diode units throw a clear bright white light similar to a 15W headlight and draw less than 1/2 amp each. Make certain the regulator is set with a volt meter instead of somebody looking at the ammeter and headlights then guessing. 13.8V summer and 14.2V winter. Some people think that the $49.99 Napa S10i one wire alternator is the solution. However if you check the archives on this site. You will find most people get into trouble trying to make the swap.
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Today's Featured Article - Listening to Your Tractor - by Curtis Von Fange. Years ago there was a TV show about a talking car. Unless you are from another planet, physically or otherwise, I don’t think our internal combustion buddies will talk and tell us their problems. But, on the other hand, there is a secret language that our mechanical companions readily do speak. It is an interesting form of communication that involves all the senses of the listener. In this series we are going to investigate and learn the basic rudimentary skills of understanding this lingo.
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