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Fitment checkOEM number, engine model, and machine model confirmation.
Manual quotePrice, MOQ, stock, lead time, and replacement options.
Export supportPacking notes, mixed order support, and shipping details.
Product Details
Product Overview
This comprehensive range of Cummins marine diesel engine parts is specifically designed for the heavy-duty KTA50, K50, NTA855, NT855, and N855 engine models. These components are essential for maintaining the performance and reliability of your Cummins marine propulsion or auxiliary power systems. As a critical part of your vessel’s powertrain, these parts are manufactured to meet or exceed original equipment specifications.
Each component in this category is engineered for demanding marine environments, offering exceptional durability and corrosion resistance. Whether you are performing scheduled maintenance or a major overhaul, these Cummins engine parts provide the fit confidence and reliability required for continuous marine operation. The parts are suitable for both commercial shipping and industrial marine applications where downtime is not an option.
Key Features & Benefits
OEM-Quality Fitment: Precision-engineered to match original Cummins specifications for KTA50, K50, NTA855, NT855, and N855 engine platforms, ensuring seamless installation and reliable performance.
Marine-Grade Durability: Manufactured with enhanced corrosion-resistant materials to withstand harsh saltwater environments and high-humidity conditions common in marine applications.
Extended Service Life: Designed for high-hour marine operations with improved wear characteristics, reducing the frequency of replacement and lowering total cost of ownership.
Comprehensive Part Range: Includes critical components such as cylinder kits, gasket sets, fuel system parts, and cooling system components to support complete engine rebuilds or targeted repairs.
Global Logistics Support: Parts are packaged for international shipping with proper documentation, ensuring quick delivery to major ports and industrial centers worldwide.
Factory Tested: Each batch undergoes outgoing quality inspection and machinery test reporting to confirm dimensional accuracy and material integrity before shipment.
Technical Specifications
Specification
Details
Part Type
Engine Parts (Complete Range)
Engine Models
KTA50, K50, NTA855, NT855, N855
Engine Type
Diesel, 4-Stroke, Marine
Place of Origin
Chongqing, China
Weight (kg)
30 (varies by specific component)
Warranty
6 Months
Inspection
Video Outgoing Inspection Provided
Test Report
Machinery Test Report Provided
Application
Marine Propulsion & Auxiliary Engines
OEM Cross-Reference
These Cummins marine engine parts are manufactured to replace or serve as direct equivalents for the following OEM part numbers and engine models:
KTA50 Series: Complete engine components for Cummins KTA50-M, KTA50-G, and KTA50-C models
K50 Series: Parts compatible with K50-M and K50-G industrial/marine variants
NTA855 Series: Components for NTA855-M, NTA855-G, and NTA855-D models
NT855 Series: Replacement parts for NT855-M, NT855-G, NT855-D, and NT855-B series
N855 Series: Parts for N855-M and N855-G engine configurations
Note: For specific OEM part number cross-referencing, please contact our technical team with your engine serial number or existing part number for precise matching.
Compatibility
These engine parts are commonly used for the following Cummins marine diesel engine models:
KTA50: Commonly found in large commercial vessels, tugboats, and offshore support vessels requiring 1,800-2,500 HP
K50: Used in medium-to-large marine propulsion systems and generator sets
NTA855: Popular in fishing vessels, workboats, and auxiliary power applications
NT855: Widely deployed in marine auxiliary engines, pump drives, and generator sets
N855: Found in smaller commercial vessels and marine generator applications
Compatibility is inferred based on standard OEM specifications. Always verify with your engine serial number before ordering.
Global Supply & Distribution
We specialize in worldwide distribution of Cummins marine diesel engine parts, serving customers across all major maritime markets:
North America: Fast delivery to ports in Houston, Los Angeles, Vancouver, and New York/New Jersey
Europe: Regular shipments to Rotterdam, Hamburg, Antwerp, and Mediterranean ports
Asia-Pacific: Direct service to Singapore, Shanghai, Busan, and Australian ports
Middle East & Africa: Coverage for Dubai, Jebel Ali, Lagos, and Cape Town
South America: Service to Santos, Buenos Aires, and Valparaiso
Our export experience ensures compliance with international trade regulations, proper customs documentation, and secure packaging for ocean or air freight. We offer flexible shipping options including FOB, CIF, and DDP terms to major industrial centers worldwide.
Quality Assurance
Every component in this range undergoes rigorous quality control procedures to ensure reliability in demanding marine environments:
Manufacturing Standards: Produced in ISO 9001-certified facilities with strict adherence to Cummins material specifications
Testing: Each batch receives machinery test reports and video outgoing inspection documentation
Warranty: 6-month warranty against manufacturing defects, with technical support available for installation guidance
Traceability: All parts are serialized and traceable to their production batch for complete quality assurance
FAQ
Q: How can I verify that these parts are compatible with my specific Cummins engine? A: Please check your engine’s serial number (ESN) and current part numbers. For KTA50, K50, NTA855, NT855, and N855 models, our parts are manufactured to standard OEM specifications. We recommend comparing your existing parts with the technical specifications provided. If you need assistance, send us your ESN and we can help confirm compatibility before you order.
Q: What is the typical lead time for international orders? A: For standard components, we maintain inventory and can dispatch within 3-7 business days. Shipping time varies by destination: 7-14 days for air freight to major airports, or 20-35 days for sea freight to major ports. Express courier services (DHL/FedEx) are available for urgent orders with delivery in 5-10 business days worldwide.
Q: Do you provide installation instructions or technical support? A: Yes, we provide basic installation guidelines with each order. For complex installations or major overhauls, we recommend consulting the official Cummins service manual for your specific engine model. Our technical team can also provide remote support via video call for critical installations. Proper torque specifications and assembly procedures should always be followed according to Cummins guidelines to maintain warranty coverage.
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