Why?~~Poor Japanese guys~~

[Steven Que]

Who can tell me why japanese could not build good engine which have big horsepower during WW2.
Were they have bad skill to build or no much money?
I wander the detail Thanks
(Oh my...This title is "weapon" O.O. Sorry)

[Micdrow]

Here you go, its moved to engine area

[Steven Que]

[CPWN]

Japanese carburettor couldn't work well for complex high power engine like Ha-45. So they translated to develop low pressure direct fuel injection system but the successful Ha-45-23 came out too late...almost at the end of war.