Details
Chongqing Cummins KTA38-M2 1200HP Marine Propulsion Engine
The Cummins KTA38-M2 1200HP is a heavy-duty, 38-liter V-12 marine diesel engine manufactured by Chongqing Cummins Engine Co., Ltd. (CCEC). Delivering 895kW of continuous output at 1800 RPM, this engine serves as a primary power source for commercial vessels operating under severe marine loads. Built on the proven Cummins K38 block, the engine utilizes twin turbochargers and a jacket-water aftercooler to generate 5210Nm of torque. As an established engine supplier, HekoPower provides original Cummins KTA38-M2 1200HP engine assemblies built to exact factory specifications, complete with nameplate identification and export documentation.
Tech Specs of KTA38-M2 Marine Engine
General Engine Data
Engine Model: Cummins KTA38-M2 (1200 HP)
Type: 12 Cylinders, V Type, 4 strokes
Displacement: 38 L
Bore * Stroke: 159 * 159
Net Weight (with flywheel & alternator): 4358 Kg
Overall Dimension: 2152mm*1462mm*2083mm
Engine Configuration No.: D233034MX02
Key Performance Data
Rated Power: 895 kW/1200HP
Rated Speed: 1800 rpm
Low Idle Speed: 575-650 rpm
High Idle Speed: 1815-2016 rpm
Rating Type: Continuous Running
Fuel Consumption (Running Speed): 224 L/hr
Max Torque/Speed: 5210 N.m @ 1500 rpm
More Technical Data
Certification: CCS/IMO Certificates
Governor Type: Mechanical Control
Aspiration: Turbocharged/Aftercooled
Compression Radio: 13.9:1
Fuel System: Cummins Pressure Time (PT Pump)
Starting System: Electrical Start (24V)
Lowest Starting Temp Without auxiliary system: -12℃
Cooling Method: Sea water pump, Heat exchanger, Water cooled
Technical Comparisons of KTA38-M2 Configurations
Choosing the correct engine configuration requires understanding how factory specification variations impact performance and parts interchangeability. Unlike standard automotive engines, the CCEC KTA38-M2 1200HP is built to specific marine application codes.
Analyzing the 1200A versus 1200B Rating Variations
CCEC classifies this 1200HP engine under two primary build variations: the KTA38-M2-1200A and the KTA38-M2-1200B. Both are frequently listed under the CCEC engine configuration number D233034MX02. The 1200A variant is calibrated strictly for continuous duty. This allows unlimited annual operation hours at full throttle, making it the standard choice for vessels that require relentless, uninterrupted power.
Conversely, the 1200B variant is tuned for heavy-duty commercial cycles involving variable load profiles. While both deliver 895kW at 1800 RPM, the 1200B utilizes subtle governor adjustments to optimize the Cummins KTA38-M2 1200HP fuel consumption during frequent transitions between idling, maneuvering, and towing.
CPL 1542 versus CPL 2404 Hardware Differences
The Control Parts List (CPL) determines the internal hardware architecture of the KTA38-M2 engine. The two most common CPL designations for this specific 895kW output are CPL 1542 and CPL 2404.
The KTA38-M2 CPL 1542 utilizes standard mechanical injectors paired with traditional camshaft lobe profiles. It delivers immediate low-end torque and operates reliably even when marine diesel fuel grades fluctuate in quality.
The KTA38-M2 CPL 2404 incorporates updated injector spray tip geometry and modified piston crown bowls. This specific arrangement improves thermal efficiency and reduces exhaust smoke during rapid throttle advancement. The CPL 2404 configuration is often selected to help vessels meet IMO Tier II certified Cummins KTA38-M2 engine emission standards without relying on delicate electronic controls. Matching the exact CPL number on your KTA38-M2 marine engine nameplate identification is critical when ordering overhaul parts to prevent fuel timing misalignment.
Real Application Scenarios for the 895kW Cummins Marine Engine
The 38-liter V12 architecture offers immense power density, making the KTA38-M2 marine propulsion engine highly adaptable across various commercial maritime sectors.
Heavy-Duty Tugboats and Push Boats
An 895kW Cummins marine engine for tugboat applications requires maximum bollard pull from a stationary start. The KTA38-M2 delivers its peak torque of 5210Nm low in the power curve. This allows large marine propellers to gain traction in the water without stalling the engine. The cast-iron block design absorbs the continuous torsional vibrations caused by heavy towline shock loads during harbor assist operations.
Commercial Fishing Vessels and Trawlers
A 1200HP Cummins propulsion engine for fishing boat operations must withstand continuous trawling drag. Commercial trawlers pull heavy nets at constant speeds for days or weeks. The continuous duty rating allows the KTA38-M2 engine for fishing vessel use to run at full output without thermal decay. The mechanical fuel system also provides peace of mind far from port, as it is immune to the electronic sensor failures that plague modern common-rail engines in wet environments.
Offshore Support and Cargo Vessels
The KTA38-M2 1200HP engine for cargo vessel and offshore support applications offers exceptional reliability for long-haul transits. Cargo ships rely on the steady 1800 RPM output to maintain cruising speeds across open oceans. The engine's replaceable wet cylinder liners allow marine engineers to perform rapid in-situ maintenance without removing the engine block from the vessel's hull.
Cummins KTA38-M2 Maintenance and Replacement Tips
Proper maintenance of the CCEC KTA38-M2 895kW marine propulsion engine requires systematic attention to the mechanical fuel system, cooling circuits, and air handling components.
KTA38-M2 PT Fuel Pump Maintenance
The Cummins KTA38-M2 1200HP PT pump engine relies on a mechanical Pressure-Time fuel system. The PT fuel pump and injectors require calibration checks every 1,500 operating hours. Over time, injector pushrod adjustment nuts can loosen, which shifts valve timing and lowers injection pressure. Mechanics should adjust injector gear clearances using the factory torque-turn method. If you notice dark exhaust smoke under load, worn injector spray tips are the most likely culprit and should be replaced immediately to prevent piston wash.
Cooling System and Heat Exchanger Maintenance
KTA38-M2 cooling system maintenance is vital for preventing thermal failure. Inspect the rubber or bronze impeller inside the seawater pump every 500 hours for erosion caused by sand or silt. The zinc sacrificial anodes located inside the shell-and-tube heat exchanger must be inspected monthly and replaced when eroded past half their original size. Always maintain a proper glycol coolant mix with corrosion inhibitors to prevent wet cylinder liner cavitation.
Troubleshooting Low Power and High Fuel Consumption
When facing KTA38-M2 low power troubleshooting, first check the fuel suction line for air leaks or restricted fuel filters. Next, inspect the air intake restriction indicator. A clogged air filter starves the KTA38-M2 turbocharger of air, leading directly to KTA38-M2 high fuel consumption troubleshooting scenarios and elevated exhaust gas temperatures.
For KTA38-M2 overheating troubleshooting, inspect the seawater strainer for blockages. Scale buildup inside the KTA38-M2 heat exchanger tube bundle can also severely restrict heat transfer. If the thermostatic valve fails to open fully, it will bypass the heat exchanger and cause rapid temperature spikes under heavy tow loads.
Common Misconceptions About the KTA38-M2 Engine
A frequent misunderstanding is the difference in manufacturing origin. Buyers often assume CCEC engines differ in quality from USA-built models. Chongqing Cummins Engine Co., Ltd. (CCEC) is a direct joint venture with Cummins Inc. The genuine CCEC KTA38-M2 1200HP engine is manufactured using identical metallurgical standards, tooling, and quality control protocols as facilities in the United States. Internal KTA38-M2 overhaul parts are completely interchangeable.
Another misconception involves marine conversions. Some buyers attempt to purchase industrial KTA38 engines and convert them for marine use. A true KTA38-M2 commercial vessel propulsion engine features specialized water-cooled exhaust manifolds, marine-grade heat exchangers, modified oil pans for vessel pitch angles, and specific marine classification certifications. Industrial engines cannot safely replicate this configuration.
Frequently Asked Questions (FAQs)
What are the KTA38-M2 1200HP dimensions and dry weight?
The standard KTA38-M2 1200HP dry weight is approximately 4,218 kg. The overall KTA38-M2 1200HP dimensions are roughly 2,250 mm in length, 1,350 mm in width, and 1,960 mm in height. These figures can vary slightly based on specific flywheel housing options and whether a marine gear heat exchanger is mounted directly to the engine frame.
What is the KTA38-M2 1200HP engine lead time and export process?
As a dedicated Cummins KTA38-M2 1200HP marine engine supplier, HekoPower manages the complete export process. Standard KTA38-M2 1200HP engine lead time ranges from 20 to 30 business days. Every engine undergoes factory dynamometer testing and is secured in heavy-duty export packaging with anti-corrosion barrier wrapping prior to global ocean freight delivery.
How can I get the KTA38-M2 1200HP wholesale price?
The KTA38-M2 1200HP marine engine price depends on the exact CPL configuration, classification society requirements (such as CCS or ABS), and optional accessories like control panels and marine gearboxes. Please contact our sales team with your vessel specifications to receive an accurate KTA38-M2 895kW engine price quote.
Are Cummins KTA38-M2 spare parts readily available?
Yes. Because the 38L V12 marine engine is a global standard in the commercial maritime industry, Cummins KTA38-M2 spare parts are highly accessible. HekoPower supplies all required KTA38-M2 overhaul parts, from basic cylinder kits and gaskets to complete PT fuel pumps and turbochargers.
The exact specifications detailed above highlight why the 1200HP M2 configuration is highly sought after for heavy commercial use. However, marine propulsion requirements vary greatly depending on hull design and operational scope. To ensure every vessel is adequately powered, CCEC produces this engine platform in multiple horsepower ratings.
Cummins K38-M Series (K38 Marine Engine), marine propulsion engines for commercial and recreational applications, original products from Chongqing Cummins Engine Plant(CCEC). This series mainly includes KT38-M600, KT38-M780, KT38-M800, KT38-M850, KT38-M900, KTA38-M1 (1000 HP), KTA38-M1 (1100 HP), KTA38-M2 (545 HP), KTA38-M2 (1050 HP), KTA38-M2 (1200 HP), KTA38-M2 (1300 HP), KTA38-M2 (1350 HP). All engines complete with sea water pump, heat exchanger, CCS/IMO certificates.
