WWII Douglas DC-3 / C-47 Skytrain / Wright R-1820 Cyclone Engine Valve

WWII Douglas DC-3 / C-47 Skytrain / Wright R-1820 Cyclone Engine Valve as shown on photo. P/N unkown. It stands 5 3/4" tall, the stem diameter is 5/8" and the head / face diameter is 3 1/4".  It shows very well and it would make an excellent show piece for the bookshelf in the office or home. Sold for display only, as is. 

The Wright R-1820 Cyclone engine was installed on: 

• Boeing B-17 Flying Fortress
• Boeing 307 Stratoliner
• Brewster F2A
• Curtiss AT-32-A Condor
• Curtiss SBC-4 Helldiver
• Curtiss P-36 Mohawk
• Curtiss SC Seahawk
• Curtiss-Wright CW-21
• Douglas A-33
• Douglas B-18
• Douglas DC-2
• Douglas DC-3 / C-47 Skytrain
• Douglas R4D-8/C-117D
• Douglas DC-5
• Douglas SBD Dauntless
• General Motors FM-2 Wildcat
• Grumman TF-1 / C-1 Trader
• Grumman E-1 Tracer
• Grumman FF
• Grumman F3F
• Grumman HU-16 Albatross
• Grumman J2F Duck
• Grumman S-2 Tracker
• Lockheed 14 Super Electra
• Lockheed Lodestar
• Lockheed Hudson
• Martin B-10
• North American O-47
• North American P-64
• North American T-28B / C / D Trojan
• Northrop N-3PB Nomad
• Northrop YC-125 Raider
• Piasecki H-21 Shawnee / Workhorse
• Ryan FR Fireball
• Sikorsky H-34 / S-58
• Vultee V-1