>>64211964
>>64218292
>P-39 / P-400
it's an interesting plane in the 1942 outset of Pacific war as it was one of the only ones readily available for the USAAF and regional allies in that theater.
the P-51 Allison-engined (same as Airacobra) ought have been sooner adopted by USAAF and could have entirely replaced both P-39 and P-40 on fighter aerial combat front lines.

The Allison-engine P-51 could have been adopted by USAAF as a front line fighter in 1942, entirely replacing the P-40 and P-39.