Pratt & Whitney R-4360 Wasp Major enigne cutaway - photo

Pratt & Whitney R-4360 Wasp Major four-row radial enigne cutaway.

Fullsize image: https://diqn32j8nouaz.cloudfront.net...p_fullsize.jpg
https://diqn32j8nouaz.cloudfront.net...itney_wasp.jpg


Previously:

https://www.homemadetools.net/forum/...269#post211419
https://www.homemadetools.net/forum/...876#post140447
https://www.homemadetools.net/forum/...917#post210368
https://www.homemadetools.net/forum/...536#post170187
https://www.homemadetools.net/forum/...001#post210587

That must have been fun making sure the timing was correct for that rascal. :headscratch:

A very high maintenance engine. Its my understanding they actually machined the fins on the heads with slitting saws because it was not possible to cast fins that thin to create enough surface area to adequately cool that monster