Cummins Piston 3801819 4914565 3048808
For N855, N14, NH220, V28 Series Engines
Product Overview
This high-quality piston is a critical component for maintaining the performance and reliability of various Cummins heavy-duty engines, including the N855, N14, NH220, and V28 series. Engineered for durability under demanding conditions, this piston ensures proper combustion and efficient power transfer, vital for the longevity and efficiency of your engine.
Referenced part numbers: 3801819, 4914565, 3048808.

Product Specifications
(Note: Specific parameters may vary slightly by manufacturer or application. Always verify specifications for your exact engine model.)
Part Numbers: 3801819, 4914565, 3048808
Engine Series: Cummins N855, N14, NH220, V28
Type: Engine Piston
Material: High-strength Aluminum Alloy or Cast Iron (depending on specific part number/application)
Design: Engineered for optimal thermal and mechanical load resistance
Compatibility: Direct fit replacement for specified Cummins engines
Key Advantages
Durability: Manufactured from high-quality materials for extended service life.
Reliability: Engineered to meet or exceed OEM specifications for dependable performance.
Optimal Performance: Designed for efficient combustion and power output.
Perfect Fit: Direct replacement, ensuring hassle-free installation.
Cost-Effective: Provides a balance of quality and value.
Applicable Engine Series
This piston is suitable for use in Cummins engine series including:
Cummins N855 Series
Cummins N14 Series
Cummins NH220 Series
Cummins V28 Series
These engines are commonly found in heavy-duty applications such as trucks, construction machinery, generators, and marine vessels.
Application Scenarios & Examples
Cummins engines utilizing this piston are workhorses in demanding environments. Examples include:
Long-Haul Trucking: Ensuring consistent power and fuel efficiency over thousands of miles under varying load conditions.
Construction & Mining: Providing reliable power for heavy machinery like excavators, dozers, and haul trucks operating in harsh conditions and extreme temperatures.
Power Generation: Maintaining stable and continuous power output in industrial generators used for primary or backup power.
Marine Propulsion: Delivering durable and dependable power for commercial and industrial marine vessels operating in challenging saltwater or freshwater environments.
In these scenarios, a reliable piston like the 3801819/4914565/3048808 is crucial to prevent premature engine wear, optimize fuel consumption, and minimize downtime.
Related Products
When replacing pistons, consider also inspecting or replacing related engine components:
We offer a comprehensive range of engine parts for Cummins N855, N14, NH220, and V28 series.
Common Installation Considerations
Proper installation is key to the longevity and performance of your new piston. Here are some common issues and their solutions:
Issue: Incorrect Piston Ring Gap or Orientation.
Solution: Always refer to the engine service manual for specific ring gap specifications and ensure rings are oriented correctly (e.g., gap placement).
Issue: Damage During Installation.
Solution: Use proper tools like a piston ring compressor and handle the piston and rod assembly carefully to avoid scratching cylinder walls or deforming rings.
Issue: Contamination (dirt, debris).
Solution: Ensure the engine block, cylinder, and all parts are scrupulously clean before assembly. Use clean lubricant.
Issue: Improper Connecting Rod Bolt Torque.
Solution: Use a calibrated torque wrench and follow the manufacturer's specified torque sequence and values precisely.
Issue: Incorrect Piston-to-Cylinder Wall Clearance.
Solution: Verify cylinder bore measurements and piston skirt measurements match within specifications. Honing may be required.
Consulting a qualified engine mechanic and strictly following the Cummins service manual is highly recommended for piston installation.
Product information based on standard specifications. Always verify compatibility with your specific equipment.