Main Engine 4-Stroke · Main Engines (4-Stroke)
The Caterpillar 6L3406C is a medium‑speed, inline‑six diesel engine delivering around 360 kW at 2300 rpm, primarily used as the main propulsion unit on small to midsize vessels.
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| oil_change | 250-300 hours |
|---|---|
| fuel_filter_change | 500-600 hours |
| air_filter_change | 1000-1200 hours |
| coolant_change | 2000-2500 hours |
| valve_adjustment | 1000-1200 hours |
| cylinder_liner | 0.5-1.0 mm wear limit |
|---|---|
| piston_ring | 0.5-1.0 mm wear limit |
| crankshaft_bearing | 0.1-0.2 mm wear limit |
Ranges are typical for this design class. Always confirm against the manufacturer documentation for your serial number.
Class surveyor typically checks engine condition, maintenance records, and compliance with regulatory requirements, including those related to emissions and safety
Estimated lifetime: 15000-20000 hours
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