The resistor is needed now. The points and coil are both operating at 13.6 volts instead of 10 volts or what ever the non working system had in it. The resistor is going to be added anyway, so doing it now is just best practice. One of the reasons the system might be sputtering to a stop is an overheated coil (feel it just after it quits running and if it is toasty it may be causing your deteriorated performance.) Any mid 60s chevrolet ballast resistor, or chrysler resistor will work fine for just a few bucks. Put it right on the coil bracket. Attach the ignition lead to it, and it to the positive coil terminal. Jim
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Today's Featured Article - Two-Brush Generators - by Chris Pratt. Whether for product liability or because the aftermarket parts and labor business is lucrative, this concept is disturbingly prevalent. Fortunately when you step into your shop and make that jump 50 years back in time to work with your old tractor, this concept goes out the window. Even so, when it comes to the charging system, people quickly revert to this idea and start replacing the major components one at a time until it works. The reason you don't find any decals in your replacement set wit
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