The largest radial engine ever to enter service, the Pratt & Whitney Wasp Major R-4360-59B, had four rows of seven cylinders.

[Ian Jimmerson] has constructed a detailed model of a radial engine out of wood and MDF for an undisclosed reason. Rather than just delivering the wooden engine to wherever wood engines go ...

Featuring a more powerful Pratt & Whitney R-4360 Wasp Major engine, the B-50 offered improved speed, range, and high-altitude performance. 3 Key Points: The Boeing B-50 Superfortress, an evolution ...

Not even the Boeing 747 reached such spans. The massive aircraft was powered by six Pratt & Whitney R-4360 engines in a 'pusher' configuration, which were capable of cruising at 230 mph.

Engine-wise, the airframe was powered by six near-racing compound 28-cylinder Pratt & Whitney R-4360 “XWasp” engines. As detailed in the Aviation Geek Club, ‘While the cruise speed of the B ...