MITSUBISHI S6R2-T2MPTK Marine Diesel Engine

The MITSUBISHI S6R2-T2MPTK is a high-performance 6-cylinder, 4-stroke marine diesel engine engineered to deliver reliable power and efficiency for a wide range of commercial and industrial marine applications. With a rated output of 610 kW at 1500 rpm, this engine provides robust propulsion and dependable operation, making it well suited for medium-sized vessels such as workboats, tugs, fishing boats, passenger ferries, and offshore support craft.

Designed with Mitsubishi’s advanced combustion and turbocharging technology, the S6R2-T2MPTK features a turbocharged and aftercooled (TA) configuration that enhances fuel efficiency, reduces emissions, and ensures consistent power delivery even under heavy load conditions. Its sturdy construction and precision-engineered components contribute to long operational life with minimal downtime.

Built for demanding marine environments, the S6R2-T2MPTK integrates optimized cooling and lubrication systems that maintain stable performance across varying sea states and ambient conditions. Operators benefit from low-noise, low-vibration operation and easy access for maintenance and serviceability.

Whether used for main propulsion or auxiliary power, the MITSUBISHI S6R2-T2MPTK combines proven durability with Mitsubishi global service network for parts and support, offering vessel owners a cost-effective and reliable power solution that meets contemporary marine standards.

Specifications:

Engine Type: 6-cylinder, in-line, 4-stroke marine diesel engine
Model: S6R2-T2MPTK
Rated Power Output: 610 kW (≈ 818 HP)
Rated Speed: 1500 RPM
Additional Power Ratings:
- 530 kW @ 1400 RPM
- 480 kW @ 1350 RPM
Total Displacement: 29.96 liters
Bore × Stroke: 170 mm × 220 mm
Aspiration: Turbocharged and aftercooled
Fuel System: Direct fuel injection
Compression Ratio: 14.0 : 1
Cooling System: Freshwater cooling with heat exchanger (seawater indirect cooling)
Lubrication System: Forced-feed lubrication with full-flow oil filtration
Flywheel Housing: SAE No.0
Dimensions (L × W × H): Approx. 2023 × 1160 × 1694 mm
Dry Weight: Approx. 3030 kg
Emission Compliance: IMO Tier II (depending on configuration)
Applications: Main propulsion for workboats, ferries, tugs, fishing vessels, and auxiliary generator sets

MITSUBISHI S6R2-T2MPTK

MITSUBISHI S6R2-T2MPTK Diesel Engine