What brand is the engine of Doosan excavator?

Isuzu brand. Take Doosan DX305HD- 10 as an example for the engine of Doosan excavator. The equipment parameters show that the excavator adopts the imported Isuzu engine, which has strong power, high fuel efficiency, energy saving and environmental protection. Isuzu engine is a product of Isuzu brand, so Doosan excavator engine is Isuzu brand. Doosan excavator is the main best-selling product of Doosan Group in Korea, which is suitable for large-scale earthwork, water conservancy projects and mines.