Posted by David G on April 21, 2020 at 08:45:57 from (162.253.44.232):
In Reply to: high rpm massey 444 posted by 444masseyharris on April 20, 2020 at 19:09:25:
I hope you have enough sense to listen to the posters here.
You are soundly in the area of killing someone with those RPMS. On a practical note, those engines are limited on air due to small valves, so higher RPM does not gain you anything. I think Goldburg has a head with bigger valves installed. In retrospect I should have bought one of those when I redid my MH44 EFI, or gone with standard pistons and turbo, as it runs out of air at 1600 RPM.
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Today's Featured Article - Timing Your Magneto Ignition Tractor - by Chris Pratt. If you have done major engine work or restored your tractor, chances are you removed the magneto and spark plug wires and eventually reached the point where you had to put it all back together and make it run. On our first cosmetic restoration, not having a manual, we carefully marked the wires, taped the magneto in the position it came off, and were careful not to turn the engine over while we had these components off. We thought we could get by with this since the engine ran perfectly and would not need any internal work. After the cleanup and painting was done, we began reassembly and finally came to t
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