If you can drive straight and follow a correctly set marker, no problem. I had a 494A and 3 row head and no problem as long as I got the rows correct, if ground was not right at times had problems seeing marker track. And if still farming I would still be using that 494A but I do have the conversion parts to convert to 6 row but never did.
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Today's Featured Article - Third Brush Generators - by Chris Pratt. While I love straightening sheet metal, cleaning, and painting old tractors, I use every excuse to avoid working on the on the electrics. I find the whole process sheer mystery. I have picked up and attempted to read every auto and farm electrics book with no improvement in the situation. They all seem to start with a chapter entitled "Theory of Electricity". After a few paragraphs I usually close the book and go back to banging out dents. A good friend and I were recently discussing our tractor electrical systems when he stated "I figure it all comes back to applying Ohms Law". At this point
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