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BOEING YB-29J

Posted 6/26/2009 Printable Fact Sheet

Six B-29s of various models and blocks were modified by changing the engines to improved Pratt & Whitney R-3350-79 radial engines, improved Curtiss electric propellers and engine cowling with separate oil cooler air intakes ("Andy Gump" cowlings).

One YB-29J, the Dreamboat and later Pacusan Dreamboat (originally a (T)B-29B), set several long distance flight records.


Type Number built/
converted
Remarks
YB-29J 6 (cv) Improved engines and propellers


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