/ Moscow. Russian Helicopters and United Engine Corporation (UEC), subsidiaries of Oboronprom, part of State Corporation Rostec, announce the successful start of testing of the third prototype Mi-38 helicopter fitted with Russian-built TV7-117V engines. The new engines have been specially developed for the new transport and passenger helicopter by Klimov, a UEC company. The third prototype of the Mi-38 made its first flight on 29 November 2013. As part of its testing plan, the Mi-38 comple
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