BOTH are good, each has advantages and disadvantages. Before tractors had batteries they sure came in handy lol. But with batteries and charging systems they gave way to battery powered coil distributor ignition systems. Still great in aviation uses.
Mag advantages are NO BATTERY REQUIRED. disadvantages are usually no RPM based variable spark advance like a distributor, simply two timings, start and run timing. more parts and maintenance due to impulse assembly.
Distributor advantage variable RPM based spark advance timing. ability to produce (via stored battery energy) and discharge more spark energy then a mag especially at low RPM. disadvantage IF NO BATTTERY NO SPARK
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Today's Featured Article - Tractor Traction - by Chris Pratt. Our first bout with traction problems came when cultivatin with our Massey-Harris Pony. Up till then, this tractor had been running a corn grinder and pulling a trailer. It had new unfilled rear tires and no wheel weights. The garden was already sprouting when we hooked up the mid-mount shovel cultivators to the Pony. The seed bed was soft enough that the rear end would spin and slowly work its way to the downhill side of the gardens slight incline. From this, we learned our lesson sinc
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