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Uploaded by 1941Stearman on Oct 3, 2009
Preliminary start up of a Pratt & Whitney R985 that has been sitting all winter. Blow out plugs used to help eliminate a hydraulic lock due to oil in the intake system. Aircraft is a 1941 Stearman.
Autos & Vehicles
Standard YouTube License
Fascinating videos, thank you for posting these.
gserlenga 2 months ago
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Fascinating videos, thank you for posting these.
gserlenga 2 months ago