Bob: I agree. Our 4020 gas has been nothing short of a good reliable machine. Capable of doing most anything asked of it in any weather. Got it back around 1992 ? went over it with a fine tooth comb. Did not need any major repairs luckily. I think we have put maybe 600 hours on it since then ? I did learn a few things you MUST do to them. You must put a Zenith carb. on them. You must have the heat exchanger in the manifold working so you can set it for cold or hot weather. Adding EFI would just take a simple machine and make it complicated and more expensive to keep going.
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Today's Featured Article - Hydraulics - Cylinder Anatomy - by Curtis von Fange. Let’s make one more addition to our series on hydraulics. I’ve noticed a few questions in the comment section that could pertain to hydraulic cylinders so I thought we could take a short look at this real workhorse of the circuit. Cylinders are the reason for the hydraulic circuit. They take the fluid power delivered from the pump and magically change it into mechanical power. There are many types of cylinders that one might run across on a farm scenario. Each one could take a chapter in
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