A poor design, but a very common one. My father, a professional auto mechanic, always replaced the throttle and choke plate retainer screws with extra-long brass ones when he rebuilt carbs. Then he used sidecutters to spoil the threads that protruded from the other side of the throttle shaft. The theory was that the ruined threads would prevent the screws from backing out and getting sucked into the engine; and if they somehow did fall out and get sucked in, brass would be less harmful to the engine internals than steel. He was not a big believer in Loctite, at least for moving parts that are continously exposed to gasoline.
He also believed that if fuel injection ever caught on for gasoline engines, it would cut his engine repair work by 50%- his opinion was that most engine wear resulted from mis-adjusted or worn-out carburetors diluting cylinder/valve lubrication.
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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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