The Autopian on MSN
The most complicated new engine has three cylinders, a rotating block, a stationary head, and is shaped like a circle
Meet the Birotary, a crazy new and complicated engine that has three cylinders arranged like a star, a rotating block, a ...
The Aviationist on MSN
Boeing Awarded $2 Billion Contract to Continue Work on B-52’s New Engines
The new contract covers the Post-Critical Design Review phase of the B-52 Commercial Engine Replacement Program, which will replace the TF33 engines with ...
The MarketWatch News Department was not involved in the creation of this content. Washington, D.C., Nov. 07, 2025 (GLOBE NEWSWIRE) -- Internal combustion engines will continue to be the prime power ...
Morning Overview on MSN
Boeing wins $2B to keep building the B-52’s new engines
The U.S. Air Force has locked in its next move to keep the venerable B-52 bomber flying well into midcentury, awarding Boeing roughly $2 billion to carry the re-engining effort into its next phase.
Engine manufacturer Pratt & Whitney will use new digital design technology to accelerate its work on the XA103, its submission for the U.S. Air Force’s Next Generation Adaptive Propulsion (NGAP) ...
OHV stands for overhead valve, and these types of powerplants can also be called pushrod engines. OHV engines have the intake and exhaust valves located above the camshaft, which is in the engine ...
Variable cycle engine design embodies a transformative approach in aero‐propulsion, enabling engines to adapt their thermodynamic cycle to meet diverse operational demands, from fuel efficiency to ...
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