P-47s

[majorfailure]

Originally Posted by ElAurens

The turbo exhaust outlet is that bump under the rear of the fuselage.

One of the give-aways that the turbo is still installed and operable is exhaust smoke coming from that rear outlet. EVen with the boost pulled way back for start up, there would still be some venting from the rear turbo exhaust ports.

I think we can see this in this vid, at ~0:23:

http://www.youtube.com/watch?v=h5ch3zmZ9Zw