"Mxsmanic" wrote in message
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Gary writes:

So, your belief is that an airplane cannot climb (even 1 foot, which
is about what would be required in this case), once the engine stops?

It cannot climb without slowing down. It cannot speed up without
descending.
These are serious constraints.


Well then, it seems very obvious you need to similate a tune-up. Simulate
cleaning the plugs and see if that helps.