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Cummins K38-M 1100HP Marine Diesel Engine

Cummins KT38-M Marine Propulsion Engine

Cummins K38-M 1100HP Marine Diesel Engine

Power:

821 kW (1100 HP) @ 1800 RPM

Rating type:

Heavy Duty

Type:

12-cylinder, V-type, 4-stroke diesel

Application:

Marine Propulsion

Packing Size:

2850×1640×2250mm

Weight:

4218kg

HS Code:

840810

Technical Specification of Cummins K38-M 1100HP Marine Diesel Engine

Engine Model

Cummins K38-M 1100HP Marine Engine

Fuel System

PT (V.S / AFC) Mechanical

Rated Power

821 kW (1100 HP)

Peak Engine Torque

4654 Nm @ 1400 RPM

Rated Speed

1800 RPM

Compression Ratio

14.5:1

Rating Type

Heavy Duty

Fuel Consumption at Rated Speed

209.8 L/h (55.4 gal/h)

Bore

159mm [6.25 in]

Cooling system

Heat exchanger & Sea water pump

Stroke

159mm [6.25 in]

Firing Order

1-5-3-6-2-4

Aspriration

Turbocharged with Low-Temp Aftercooling (LTA)

Dry Weight

4218 kg (9300 lb)

Displacement

37.9 L (2312 in³)

Emission

IMO Tier I

General Information of Cummins K38-M 1100HP Marine Diesel Engine

🧩 Product Description

Cummins K38-M Marine Diesel Engine is a heavy-duty, 37.9-liter V12 turbocharged and aftercooled propulsion engine designed to deliver 1100HP (821kW) at 1800 RPM. Built by Chongqing Cummins Engine Co., Ltd., this boat engine is engineered for reliability, power, and endurance in the most demanding marine conditions.

Designed for variable load continuous-duty applications, the K38-M is ideal for tugboats, offshore support vessels, ferries, and government workboats. With compliance to IMO Tier I emission standards, robust torque performance, and high fuel flow capacity, this engine is a preferred solution for high-power propulsion.


⚙️ Specifications

  • Engine Model: Cummins K38-M
  • Configuration: 12-cylinder, V-type, 4-stroke diesel
  • Displacement: 37.9 L (2312 in³)
  • Bore x Stroke: 159 mm x 159 mm
  • Rated Power: 821 kW (1100 HP) @ 1800 RPM
  • Peak Torque: 4654 Nm @ 1400 RPM
  • Aspiration: Turbocharged with Low-Temp Aftercooling (LTA)
  • Fuel System: PT (V.S / AFC) Mechanical
  • Compression Ratio: 14.5:1
  • Fuel Consumption @ Rated Speed: 209.8 L/h (55.4 gal/h)
  • Exhaust Gas Flow: 2978 L/s (6311 CFM)
  • Exhaust Temp (Turbine Outlet): 444°C (830°F)
  • Dry Weight (Engine only): 4218 kg
  • Dry Weight (with Heat Exchanger): 4538 kg
  • Emission Standard: IMO Tier I / MARPOL 73/78 Annex VI
  • Governor Type: Mechanical, 6% droop setting

🌟 Product Advantages

  • Heavy-Duty Continuous Power: Designed for 24/7 operation in variable-load marine propulsion.
  • Robust V12 Architecture: Delivers smooth and powerful torque for large displacement vessels.
  • Global Reliability: Built on Cummins’ trusted K-Series platform with proven durability.
  • Mechanical Simplicity: PT mechanical fuel system is service-friendly in remote or challenging marine environments.
  • Certified Emissions: Complies with IMO Tier I NOx regulations, ideal for commercial operations.


🔧 Key Features

  • Turbocharged & Aftercooled (LTA) for optimized fuel combustion
  • Delivers 1100HP at 1800RPM with high torque for bollard pull and load acceleration
  • Fuel flow to pump: up to 419.7 L/h, supporting high-load efficiency
  • Mechanical PT fuel system for better adaptability and simplified maintenance
  • Flexible configuration options for cooling (heat exchanger / keel cooling)
  • High idle & speed control settings for precise propulsion response


🚢 Applications

  • Tugboats and Pushboats
  • Offshore Supply & Anchor Handling Vessels
  • Coastal and River Ferries
  • Government Patrol and Naval Vessels
  • Commercial Fishing Trawlers
  • Pilot and Cargo Support Boats
  • Dredgers and Specialized Workboats


📦 Product Availability

The Cummins K38-M Marine Engine is available for:

  • Global delivery with support for classification societies
  • Integration with marine transmissions and shaft lines
  • Custom cooling configurations (HE or keel-cooled)
  • On-site commissioning and technical support
  • Full availability of genuine Cummins spare parts

📩 Get in touch today for a tailored quotation, drawings, or integration assistance for your marine project.

Download of Cummins K38-M 1100HP Marine Diesel Engine Datasheet

Model

Power

Emission

Datasheet

Drawing

Service Manual

Cummins K38-M 1100HP Marine Engine

821 kW (1100 HP) @ 1800 RPM

IMO Tier I

Download

Download

Model

Cummins K38-M 1100HP Marine Engine

Power

821 kW (1100 HP) @ 1800 RPM

Emission

IMO Tier I

Datasheet

Drawing

Download

Service Manual

Download

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