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Library› Engine Room› Main Engines (2-Stroke)› Main Engine 2-Stroke
Main Engines (2-Stroke)

Main Engine 2-Stroke

A two-stroke main engine fires every cylinder on every crankshaft revolution and couples directly to the propeller shaft, typically turning at 70 to 100 rpm with no reduction gear between crank and shaft.

2,078models
26manufacturers
2,985–68,700 kWtypical power
10 Oct 2026last updated
Models

Models in this type.

Models 101 to 200 of 2,078 in Main Engine 2-Stroke. Every row links to full specifications, documents and service notes.

MAN Energy Solutions 916WinGD 459Sulzer 185Wärtsilä 113Mitsubishi 93Electro-Motive Diesel 57Hyundai 48Doosan 33National Railway Equipment 15Kawasaki 6Weichai Marine 5
Sort by:Best documentedNamePower (kW)
Mitsubishi5UEC45LA 7,000 kW Electro-Motive Diesel645E7B, 645F7B 3,281 kW Hyundai5S80ME-C9.5 19,750 kW Doosan6S50ME-C8.5 9,960 kW Hudong-Zhonghua6S60ME-C8.5 13,560 kW Japan EngineUEC45LA National Railway EquipmentDNPSN186.MUI 3,750 kW Akasaka DieselUEC42LSH HSD Engine70ME-23-01 27,440 kW KawasakiK-ME-B Series Marine Diesel Engine MAN Energy Solutions10G90ME-C10.5 62,300 kW WinGD10X62DF 22,800 kW Sulzer10RTA76 28,400 kW Wärtsilä11RT-flex96C 62,920 kW Mitsubishi5UEC45LSE 5,000 kW Electro-Motive Diesel645EB, 645FB 2,985 kW Hyundai5S80ME-C9.5-GI 19,000 kW Doosan6S60ME-C8.5 13,560 kW Hudong-Zhonghua6S70ME-C8.5 18,600 kW Japan EngineUEC45LSE National Railway EquipmentDNPSN211.ENP 2,985 kW Akasaka DieselUEC42LSJ MAN Energy Solutions10G95ME-C10.5 68,700 kW WinGD10X72-B 32,500 kW Sulzer10RTA82C 33,800 kW Wärtsilä11RT-flex96C-B 66,220 kW Mitsubishi5UEC45LSE-Eco 6,000 kW Electro-Motive Diesel645EC/FB and 710GB/GC - 900 RPM E2 Constant Speed Operation 1,902 kW Hyundai6G80ME-C9.5 26,400 kW Doosan6S70ME-C10.5-GI 17,700 kW Hudong-Zhonghua6S80ME-C9.5 23,700 kW Japan EngineUEC50LSE National Railway EquipmentENPSN169.ERT 1,075 kW Akasaka DieselUEC43LSII MAN Energy Solutions10G95ME-C10.5-GI 68,700 kW WinGD10X72DF 30,600 kW Sulzer10RTA84C 38,200 kW Wärtsilä11RT-flex96C-D 62,920 kW Mitsubishi5UEC50LSE 9,250 kW Electro-Motive Division, General Motors645EC/FB and 710GB/GC - 900 RPM E2 Constant Speed Operation 1,902 kW Hyundai6G95ME-C10.5 38,400 kW Doosan6S70ME-C8.5 18,600 kW Hudong-Zhonghua6S80ME-C9.5-GI 22,800 kW Japan EngineUEC50LSH-Eco 5,200-9,600 kW (5-8 Cyl) National Railway EquipmentENPSN186.MUI 3,750 kW Akasaka DieselUEC45LSE MAN Energy Solutions10G95ME-C10.5-LGI 68,700 kW WinGD10X82-B 45,100 kW Sulzer10RTA84C 37,200 kW Wärtsilä12RT-flex84T-D 54,240 kW Mitsubishi5UEC50LSE-Eco 7,500 kW Electro-Motive Diesel645EC/FB and 710GB/GC - 900 RPM E3 Propeller Law Operated 1,902 kW Hyundai6S50ME-C8.5 9,960 kW Doosan6S80ME-C9.5 23,700 kW Hudong-Zhonghua7G80ME-C9.5 30,800 kW Japan EngineUEC50LSH-Eco-C2 National Railway EquipmentENPSN211.ENP 2,985 kW Akasaka DieselUEC50LSE MAN Energy Solutions10K80MC-C 42,000 kW WinGD10X92 63,900 kW Sulzer10RTA84T 38,200 kW Wärtsilä12RT-flex96C 68,640 kW Mitsubishi5UEC50LSII 9,500 kW Electro-Motive Division, General Motors645EC/FB and 710GB/GC - 900 RPM E3 Propeller Law Operated 1,902 kW Hyundai6S60ME-C8.5 13,560 kW Doosan7DECM4536EPA 14,280 kW Hudong-Zhonghua7G95ME-C10.5 44,800 kW Japan EngineUEC52LA Akasaka DieselUEC50LSH MAN Energy Solutions10K80MC-C8 72,500 kW WinGD10X92-B 67,400 kW Sulzer10RTA84T-D 45,200 kW Wärtsilä12RT-flex96C-B 72,240 kW Mitsubishi5UEC52LA 10,250 kW Electro-Motive Diesel645FB - 800 RPM E3 Propeller Law Operated 1,763 kW Hyundai6S70ME-C10.5-GI 17,700 kW Doosan7G80ME-C9.5 30,800 kW Hudong-Zhonghua7S50ME-C8.5 11,620 kW Japan EngineUEC52LSE Akasaka DieselUEC50LSII MAN Energy Solutions10K90MC-C8 94,500 kW WinGD10X92DF 63,900 kW Sulzer10RTA96C 54,900 kW Wärtsilä12RT-flex96C-D 68,640 kW Mitsubishi5UEC52LS 7,400 kW Electro-Motive Diesel6ADGM0710GB1 3,000 kW Hyundai6S70ME-C8.5 18,600 kW Doosan7S50ME-C8.5 11,620 kW Hudong-Zhonghua7S60ME-C8.5 15,820 kW Japan EngineUEC52LSH-Eco Akasaka DieselUEC50LSJ MAN Energy Solutions10K98MC-C 57,200 kW WinGD10X92DF-2.0 51,000 kW Sulzer10RTA96C 57,200 kW Wärtsilä14RT-flex96C 80,080 kW Mitsubishi5UEC60LS-Eco 11,000 kW Electro-Motive Diesel710G4C-T3, 710G7C-T3 4,101 kW Hyundai6S80ME-C9.5 23,700 kW Doosan7S60ME-C8.5 15,820 kW Hudong-Zhonghua7S70ME-C8.5 21,700 kW
Main engine spare parts
Related types

Also in Main Engines (2-Stroke).

The other equipment types in this category.

Main Engine (2-Stroke Crosshead)
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