Largest vacuum tube ever made

[old_coot88]

Originally Posted by Sandy G

Ayup. I always had a strange desire for a Pratt & Whitney Wasp Major, probably one of the largest aircraft piston engines ever built. It had 28 cylinders, & displacement of 4362 cubic inches-71.5 liters. I have absolutely no use for th' damthing, but wouldn't it be Kewl to have one sittin' in yr Mancave to show off & wow yr friends with ?!? (grin)

Dese guys gots a live one to play wit' (Check the other linkys too)..
http://www.youtube.com/watch?v=K1J-8...eature=related