Description The decision to start the production of the Curtiss P-40 fighter was made primarily due to the relatively low airframe price and the possibility of launching it almost immediately (based on Curtiss P-36s ready fuselages).
In the end, the speed was 589 km/h at 4570 m, which gave the green light for serial production..
The plane underwent further aerodynamic refinements, using, among others, smooth riveting and retractable tail ring.
After the tests in the NACA wind tunnel it turned out that these changes were not enough. new exhaust pipes, new shape and size of the air intake to the carburetor at the top of the engine cover, moving forward the coolers under the nose. g.
It required a number of construction changes e.
It was requested to raise it by over 100 km/h (up to 580 km/h).
The P-40 did not have a turbocharger, but despite this the requirements were constantly increasing, especially when it comes to the maximum speed.
Description The decision to start the production of the Curtiss P-40 fighter was made primarily due to the relatively low airframe price and the possibility of launching it almost immediately (based on Curtiss P-36s ready fuselages)
