The supposed advantage of iridium plugs is they have a smaller electrode than platinum, so in theory they generate a hotter spark. The downside, as I see it, is that this technology is fairly new, so reliability may not be as good as platinum. I bought some Bosch platinum plugs back in the early 90's, and they only lasted about 5000 miles before one of the center electrodes drifted out and shorted the plug. That said, I just put a set of iridium plugs in my Triumph motorcycle and it ran very well afterwards.
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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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