60% 84 octane gas and 30% 91 octane gas with 10% ethanol makes 89 OR 90% 87 octane gas and 10% ethanol makes 89
60% 91 octane gas and 30% 84 octane gas with 10% ethanol makes 91 OR 35% 91 octane gas and 55% 87 gas with 10% ethanol makes 91
90% 91 octane gas and 10% ethanol makes 93
We were getting 87 and 91 but they are phasing that out and we are getting 84 and 91 as blend stocks now. Use to be there was no 87 at a station that had ethanol. They sold it as 87 but it was really 89 octane. Hence the switch to a 84 blend stock now that most if not all stations have gone to ethanol.
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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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