Pratt & Whitney R-1830 Twin Wasp (Aviation Museum, #4)
Aires’ cylinders are made of two pieces. In combination with the very accurate openings in the crankshaft housing it’s a very practicable solution.
Pushrods in place.
Ignition ring made of 1 mm square rod. Several oil lines added.
Frame completed, waiting for grey paint
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16 8 October 2023, 10:25