Pratt & Whitney J58 turbojet engine that powered the Lockheed A-12 and SR-71 Blackbird.
Fullsize image: https://diqn32j8nouaz.cloudfront.net...e_fullsize.jpg
https://diqn32j8nouaz.cloudfront.net...ird_engine.jpg
Previously:
https://www.homemadetools.net/forum/...536#post170187
https://www.homemadetools.net/forum/...917#post210368
https://www.homemadetools.net/forum/...776#post167392
https://www.homemadetools.net/forum/...001#post210587
https://www.homemadetools.net/forum/...876#post140447
