Leo Lichtman wrote:
"cavelamb himself" wrote: If this trick can make the engine work right at
the right temperature

the engine might not need (as much?) external cooling.

^^^^^^^^^^^^^^^^^^^^
Since the timing and quantity of water injected is controlled by the
designer, it ought to be possible to completely eliminate the water jacket,
pump and radiator. Maybe add an oil cooler, if water injection doesn't
properly handle crank case temperature.




And - just possibly - build an internal combustion engine that actually
IS efficient?

Or more so than the ones in use today at least.