Spit/109 sea level speed comparisons in 1.08 beta patch

[Crumpp]

Wow, the data does not match. It is that simple.

It does not mean there is not good data out there, it just means these charts presented are not it.

The fan plot for the Spitfire is for a Merlin XX engine.

[Robo.]

Originally Posted by Crumpp

The fan plot for the Spitfire is for a Merlin XX engine.

And which Spitfire version would that be?

Originally Posted by Crumpp

Do the math....

I shall do the math to prove that 400kph was the cruise speed and that in turn was the reason to set the fixed trims to that speed - not your graph?