Main Engine 4-Stroke · Main Engines (4-Stroke)
The Mitsubishi 6LS6R2-MPTK is a medium‑speed, inline‑six, four‑stroke diesel main engine delivering 540 kW at 1 750 rpm, optimized for compact installations and Tier II emission compliance.
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| oil_change | 400-600 hours |
|---|---|
| fuel_filter_change | 200-300 hours |
| air_filter_change | 100-200 hours |
| coolant_change | 2000-3000 hours |
| cylinder_liner | 0.5-1.0 mm oversize |
|---|---|
| piston_ring | 0.5-1.0 mm gap |
| crankshaft_bearing | 0.1-0.2 mm clearance |
| camshaft_bearing | 0.1-0.2 mm clearance |
Ranges are typical for this design class. Always confirm against the manufacturer documentation for your serial number.
Class surveyor typically checks engine performance, fuel consumption, and emissions, as well as inspecting critical components such as cylinder liners, pistons, and turbochargers for wear and damage.
Estimated lifetime: 15000-20000 hours
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