MAN B&W

21/31

The 21/31 marine diesel engine series is widely used in ships, offshore vessels, and industrial marine applications for reliable power generation and propulsion systems. Variants including 9L21/31, 8L21/31, 7L21/31, and 6L21/31 are known for efficient fuel performance, durability, and dependable operation in demanding marine environments. Enginex Marine supplies high-quality spare parts and machinery components suitable for all 21/31 engine variants worldwide.