Howard Hughes 42 Cylinder Radial
Dec. 25, 2024
Interesting Engines: The Pratt & Whitney R-4360 – Spannerhead Yakovlev M-501 and Zvezda M503 and M504 Diesel Engines | Old Machine Press Yakovlev M-501 - The BIGGEST Piston Radial Ever Designed - YouTube Howard Hughes 42 Cylinder Radial