Are the New Pistons Aluminum? I have rebuilt several two cylinder tractors having the blocks bored and installing new pistons. The specs for aluminum pistons are different than the original cast pistons. The aluminum pistons typically require 0.012 -0.015 clearance while the original cast pistons only required 0.008 - 0.009. When the tractor starts to heat up the pistons enlarge greater, being aluminum. One parts provider I have used for many years stated he was aware of cases were the aluminum pistons ceased to the cylinder walls and locked the engine down. He gave fare warning on the first set of aluminum pistons I purchased from him. If you like you can contact me (Bruce) at 864-933-5073
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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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