On 5 September 2008, the creator of the engine, NPO Energomash, stated that the engine had completed the full cycle of development and burn tests and is ready for manufacturing and delivery.
2008年9月5日，发动机的创造者动力机械科研生产联合体(NPO ENERGOMASH)报道称，发动机已完成开发的全周期和燃烧测试，并准备制造和交付。