MW50 -Secondary effects were cooling of the engine .

[Mustang]

The mustang P51 H
Use - water/methanol.


http://www.crazyhorseap.be/Mustangs/...H/P-51H_02.htm
http://www.mustangsmustangs.com/p-51...ants/P-51H.php

North American engineers and Rolls Royce Merlin engineers were morons?"
I think not.

The German Luftwaffe increased the horsepower of the Focke-Wulf 190D-9 fighter aircraft from 1776HP to 2240HP using 50/50% water/methanol injection.
The allies soon followed by fitting the P51 Mustang and other high performance aircraft with water/methanol injection.

I think the data I'm looking for are very close,
For the benefits of cooling for water/methanol