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Liberty 12

 The Engine  Specifications
Design on the Liberty 12 began on 30 May 1917 and testing on 3 July of the same year!  By November 1918 over 20,000 had been built.  A reliable engine, thousands remained in use into the mid 1930s.

Allison developed an inverted, air-cooled version.  This inverted vee had a smaller displacement and was designated the V-1410.

12-cylinder, vee water-cooled piston engine
Displacement: 1,649 cubic inches (27 liters)
   Used by
Liberty 12: 400 hp (298 kW)
de Havilland DH-4
Loening OA-1
Packard-Le Pere LUSAC 11
 Related Pages  Related Websites
More about Liberty
National Museum of the USAF

page updated 14 October 2006



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Kenneth W Shanaberger 2000 - 2010