The Hawk 75-4 used the Wright Cyclone R 1820 single row engine, not the P&W Wasp R-1830 twin row engine.
Better do your research before posting any more of your subjective "findings".
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Personally speaking, the P-40 could contend on an equal footing with all the types of Messerschmitts, almost to the end of 1943.
~Nikolay Gerasimovitch Golodnikov
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