The Cox Powertrain CXO300 outboard engine, potentially destined for the Royal Navy (RN), is still undergoing trials ahead of a future launch and full production run.
In 2013 the UK MoD confirmed an order for what was then a prototype stage in the development of a lightweight diesel engine intended for marine applications on fast boats used by the RN. This could see the engines fitted to RIBs and other craft in the RN inventory.
The engine concept is based on a supercharged, two-stroke diesel opposed piston architecture with Scotch Yoke crankshaft and a central injector position.
Delivering 300hp and
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At DSEI 2025, Red Cat outlines its expansion from UAVs into uncrewed surface vessels (USVs), positioning itself as a multi-domain defence provider spanning land, sea, and air.
The vessels are expected to deliver a major boost to Australia’s undersea warfare capabilities, with production set to start immediately.
Acquired under Canada’s Department of National Defence ISTAR UAS project, the drones will be deployed from the Halifax-class frigates.
The US Navy published a pre-solicitation notice of intent for the third phase of the F-35 Reprogramming Verification & Validation System. Meanwhile, with a five-year delay in its schedule, GAO foresees more postponements in the completion of the Block 4 effort.
Cutters Earl Cunningham and Storis have been monitoring five Beijing research vessels navigating in the North Pole.
The multi-award contract will support the scheduled repair and maintenance of nuclear-powered attack submarines at the US Navy’s primary public shipyards.
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