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Library› Engine Room› Main Engines (4-Stroke)› Main Engine 4-Stroke
Main Engines (4-Stroke)

Main Engine 4-Stroke

A four-stroke main engine completes intake, compression, power and exhaust in four piston strokes per cycle, turns far faster than a slow-speed two-stroke of comparable power, and needs a reduction gearbox to bring propeller shaft speed down to something a propeller can use.

4,472models
121manufacturers
74–12,320 kWtypical power
14 Oct 2026last updated
Models

Models in this type.

Models 4,201 to 4,300 of 4,472 in Main Engine 4-Stroke. Every row links to full specifications, documents and service notes.

MAN Energy Solutions 633Wärtsilä 587Caterpillar 381HiMSEN 208MTU 172Volvo Penta 172Yanmar Power Technology Co., Ltd. 168Hanshin 131Daihatsu 109Pielstick 100MaK (Caterpillar) 94Yanmar 94Rolls-Royce / Bergen 92Caterpillar MaK 88Cummins 82Baudouin 74ABC 72MAN Truck & Bus SE 65NANNI INDUSTRIES SAS 65Weichai 56
Sort by:Best documentedNamePower (kW)
NANNI INDUSTRIES SASPNANN01.5051 28 kW FPT IndustrialENT Yanmar Power TechnologyHYDXN2.19E4C 42 kW MAN Truck & BusRMNBN24.2CO2 588 kW NANNI INDUSTRIES SASPNANN02.0032 30 kW Yanmar Power TechnologyHYDXN20.4D6C 555 kW MAN Truck & BusRMNBN24.2CO4 1,066 kW NANNI INDUSTRIES SASPNANN02.2031 34 kW Yanmar Power TechnologyHYDXN3.00D6H 191 kW MAN Truck & BusRMNBN24.2LC4 1,213 kW NANNI INDUSTRIES SASPNANN02.4031 43 kW Yanmar Power TechnologyHYDXN4.46D8C 257 kW Societe Internationale des Moteurs-BaudouinGMRBN26.3REC 1,215 kW MAN Truck & BusRMNBN24.2RE2 1,471 kW NANNI INDUSTRIES SASPNANN02.4032 57 kW Yanmar Power TechnologyHYDXN4.46D8H 272 kW Societe Internationale des Moteurs-BaudouinHMRBN26.2COM 999 kW MAN Truck & BusRMNBN24.2RE3 1,471 kW NANNI INDUSTRIES SASRNANN01.1051 21 kW Yanmar Power TechnologyHYDXN5.81D6C 331 kW Societe Internationale des Moteurs-BaudouinHMRBN26.3COM 599 kW MAN Truck & BusFMNBN24.2CO2 1,213 kW NANNI INDUSTRIES SASRNANN01.5051 28 kW Yanmar Power TechnologyJYDXN0.57P2N 10 kW Societe Internationale des Moteurs-BaudouinHMRBN26.3REC 1,215 kW MAN Truck & BusGMNBN12.8CO2 537 kW NANNI INDUSTRIES SASRNANN02.0032 30 kW Yanmar Power TechnologyJYDXN0.85P3N 15 kW Societe Internationale des Moteurs-BaudouinJMRBN26.3COM 599 kW MAN Truck & BusJMNBN12.4CO2 537 kW NANNI INDUSTRIES SASRNANN02.2031 34 kW Yanmar Power TechnologyJYDXN1.27P3N 21 kW Societe Internationale des Moteurs-BaudouinJMRBN26.3REC 1,215 kW MAN Truck & BusJMNBN24.2CO2 588 kW NANNI INDUSTRIES SASRNANN02.4031 43 kW Yanmar Power TechnologyJYDXN1.64D3N 29 kW Societe Internationale des Moteurs-BaudouinKMRBN26.3COM 599 kW MAN Truck & BusPMNBN12.4RE2 625 kW NANNI INDUSTRIES SASRNANN02.4032 57 kW Yanmar Power TechnologyJYDXN1.64E3N 33 kW Societe Internationale des Moteurs-BaudouinKMRBN26.3REC 1,215 kW MAN Truck & BusRMNBN24.2CO5 1,066 kW NANNI INDUSTRIES SASJNANN02.4031 43 kW Yanmar Power TechnologyJYDXN2.00D4C 81 kW Societe Internationale des Moteurs-BaudouinLMRBN15.9C03 599 kW Yanmar Power TechnologyJYDXN2.00E4C 59 kW Societe Internationale des Moteurs-BaudouinLMRBN31.8R03 1,215 kW Yanmar Power TechnologyJYDXN2.19D4C 42 kW Societe Internationale des Moteurs-BaudouinMMRBN31.8R03 1,215 kW Yanmar Power TechnologyJYDXN2.76D4H 188 kW Societe Internationale des Moteurs-BaudouinNMRBN15.9C03 599 kW Yanmar Power TechnologyJYDXN2.76E4H 147 kW Societe Internationale des Moteurs-BaudouinNMRBN31.8R03 1,215 kW Yanmar Power TechnologyJYDXN20.4D6C 555 kW Societe Internationale des Moteurs-BaudouinPMRBN31.8C04 1,215 kW Yanmar Power TechnologyJYDXN20.4E6C 599 kW Societe Internationale des Moteurs-BaudouinPMRBN31.8R03 1,215 kW Yanmar Power TechnologyJYDXN3.00D6H 191 kW Societe Internationale des Moteurs-BaudouinRMRBN31.8C04 1,215 kW Yanmar Power TechnologyJYDXN4.46D8C 257 kW Societe Internationale des Moteurs-BaudouinRMRBN31.8R03 1,215 kW Yanmar Power TechnologyJYDXN4.46D8H 272 kW Yanmar Power TechnologyJYDXN5.81D6C 331 kW Yanmar Power TechnologyKYDXN0.57P2N 10 kW Yanmar Power TechnologyKYDXN0.85P3N 15 kW Yanmar Power TechnologyKYDXN1.27P3N 21 kW CumminsKTA38-M, KTA50-M, KTA38-DM, KTA50-DM Yanmar Power TechnologyKYDXN1.64E3N 33 kW CumminsNT855-M, NTA855-M, NT855-D(M), NTA855-D(M) Yanmar Power TechnologyKYDXN2.00D4C 81 kW CumminsKCEXN08.9AAB 336 kW Yanmar Power TechnologyKYDXN2.00E4C 59 kW CumminsLCEXN08.9AAB 336 kW Yanmar Power TechnologyKYDXN2.19D4C 42 kW Yanmar Power TechnologyKYDXN2.76D4C 173 kW Yanmar Power TechnologyKYDXN20.4D6C 555 kW Yanmar Power TechnologyKYDXN20.4E6C 599 kW Yanmar Power TechnologyKYDXN4.46D8C 257 kW Yanmar Power TechnologyKYDXN4.46D8H 272 kW Yanmar Power TechnologyKYDXN5.81D6C 331 kW Yanmar Power TechnologyLYDXN0.57P2N 10 kW YanmarNA 10 kW Yanmar Power TechnologyLYDXN0.85P3N 15 kW YanmarBY 147 kW Yanmar Power TechnologyLYDXN1.27P3N 21 kW YanmarAY Yanmar Power TechnologyLYDXN1.64D3N 29 kW YanmarAYS Yanmar Power TechnologyLYDXN1.64E3N 33 kW Yanmar6YDXM5.81D6H Yanmar Power TechnologyLYDXN2.00D4C 81 kW Yanmar Power TechnologyLYDXN2.00E4C 59 kW Yanmar Power TechnologyLYDXN2.19D4C 42 kW Yanmar Power TechnologyLYDXN2.76E4C 147 kW Yanmar Power TechnologyLYDXN2.76E4H 147 kW Yanmar Power TechnologyLYDXN20.4D6C 555 kW Yanmar Power TechnologyLYDXN20.4E6C 599 kW Yanmar Power TechnologyLYDXN4.46D8C 257 kW Yanmar Power TechnologyLYDXN5.81D6C 331 kW Yanmar Power TechnologyMYDXN01.3P3N 21 kW
Main engine spare parts
Related types

Also in Main Engines (4-Stroke).

The other equipment types in this category.

Dual-Fuel Engine (Marine)Main Engine (4-Stroke Trunk Piston)Medium-Speed Diesel Engine
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