Marine diesel support in Sydney and where the vessel needs it
From its Rozelle base in Sydney, Nauti Diesel supports commercial vessels, workboats, passenger vessels and private operators alongside, at anchor, in dry dock and in the workshop. The work is scoped around the engine condition, operating requirements, available service history, access and the time available to return the vessel to service.

Marine diesel services
- Mechanical fault-finding and engine condition assessment
- Breakdown response and onboard corrective repairs
- Planned maintenance and major overhaul support
- Engine strip-down, inspection, measurement and controlled assembly
- Crankshaft, bearings, liners, pistons and connecting rod inspection
- Cylinder cover, valve gear, fuel equipment and timing work
- Component reconditioning and specialist machining coordination
- Genuine, OEM-equivalent, used and obsolete parts procurement
- Pre-start checks, commissioning and service reporting
Experience across marine engine types
Support is available for propulsion engines, auxiliary engines and diesel generator sets. Nauti Diesel has experience across low, medium and high-speed engines, including MTU, Wärtsilä, Sulzer, MAN D2842 and D2862 series, B&W, Mitsubishi, Akasaka, Deutz, MWM, Caterpillar, Detroit Diesel, Cummins, Bergen, Wichmann, Stork, GMT, NOHAB, Yanmar, ABC, Scania, Kubota and Perkins.
Start with the right engine information
For an initial assessment, provide the vessel name and location, engine make, model and serial number, operating hours, recent service history, current symptoms or required work, and the available service window. Photos, alarm records and previous reports can also help define the next step.
