Szekely SR-3-0 45hp

Leonard Wallenberg’s Szekely running on his Curtiss Wright Junior.   My guess is that this would be 657v, serial 1039

Running a 1931 Szekely airplane engine at Grand Haven, Michigan airport at the EAA Chapter 211 Picnic, August 22, 2009.

1929 Szekely 3 cylinder radial air cooled airplane engine – built in Holland, Michigan. Presentation by Phil Michmerhuizen.

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