I always set the valves this way. You turn the engine till one valve opens and that is when you set the closed valve. That way your 1000% sure the valve your setting is in fact closed. The compression release as I understand it open a valve just a little bit as it hits TDC so the engine can spin over fast. Works sort of like the petcocks on the older JD 2 cylinder tractor but instead of the person opening and closing them the engine if built to do it. I have 2 or 3 of those engines laying around on the place in riding lawn mowers I have. Those engines also like to blow the head gasket in such a way as to dump oil into the cylinders and then you have a smoke bomb of an engine. I have one that blew that gasket and you could start it up but if you stepped away from it you could not see if due to all the smoke
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Today's Featured Article - A Lifetime of Farm Machinery - by Joe Michaels. I am a mechanical engineer by profession, specializing in powerplant work. I worked as a machinist and engine erector, with time spent overseas. I have always had a love for machinery, and an appreciation for farming and farm machinery. I was born and raised in Brooklyn, New York. Not a place one would associate with farms or farm machinery. I credit my parents for instilling a lot of good values, a respect for learning, a knowledge of various skills and a little knowledge of farming in me, amo
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