While I understand your frustration, there are only a few reasons why a mag will fire out of the coil and not out to the spark plugs. Any chance your rotor bug is mismatched and not making contact with the center tower? How do you check the spark? You say you have a good blue spark from the mag but not across a spark plug. Are you going directly from the cap to a wire held close to a ground or are you always checking through a plug? I've had plugs go bad, I think just from moisture. Are you using solid copper wire? I've had good luck with carbon fiber wires on Farmalls but when you are really stymied get some real wire. Also, you know that diesels rotate in reverse to a gasoline magneto, otherwise they look identical. Is the rotor bug rotating CW as you crank the engine?
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Today's Featured Article - Tractor Hydraulics - The Basics - by Curtis Von Fange. Hydraulics was one of the greatest inventions for helping man compound the work he can do. It’s amazing how a little floor jack can lift tons and tons of weight with just the flick of a handle. What’s even more amazing is that all the principals of hydraulic theory can be wrapped up in such a small package. This same package applies to any hydraulic system from the largest bulldozer to the oldest and smallest tractor. This short series will take a look at the basic layout of a simple hydraul
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