14 Litre CUMMINS Engine
| Models | N14, N855, QSNT |
| No. of cylinders | 6 |
| Configuration | In-line |
| Displacement(L) | 14 |
| Bore | 140 mm |
| Stroke | 152 mm |
Engine Models

With a power output ranging from 220 to 391 kW, the CUMMINS N14 engine is a popular choice for heavy-duty applications. It offers high efficiency and exceptional reliability to meet demanding operating conditions.

This series includes the CUMMINS NT855 and NTA855 models, with a power range of 187–269 kW at 2100 rpm. It delivers reliable power output and durability, making it suitable for medium- to heavy-duty industrial equipment.

Designed for heavy-duty operation, the CUMMINS QSNT engine features high torque, robust power, and excellent torque reserve. It maintains stable and efficient performance even under complex load conditions.
Tailored Customized Service Process

Provide your engine model, serial number, and application equipment information. ANTAIOS will offer personalized recommendations.

Based on your needs, ANTAIOS will confirm the most suitable new engine model and provide a detailed configuration plan and quotation.

Our factory will configure and produce each order individually to ensure all interfaces and accessories are perfectly compatible.

Every engine undergoes strict bench testing before leaving the factory to ensure performance meets standards.
Customized 14 Litre CUMMINS Engine
At ANTAIOS, we go beyond offering standard 14 Litre CUMMINS engine models. By providing your current engine’s serial number and technical parameters, we can deliver a fully customized new engine tailored specifically to your equipment. This ensures seamless integration, significantly reduces on-site modification work, shortens downtime, and enables true plug-and-play operation.


Genuine 14 Litre CUMMINS Engine Parts
In addition to complete 14 Litre CUMMINS engines, ANTAIOS also supplies genuine CUMMINS engine parts. This means you can not only source a brand-new 14L CUMMINS engine from us but also easily obtain authentic components for maintenance. We are your trusted one-stop power solution partner.
Applications

This is a good choice for providing the power and durability required for heavy-duty transportation. It is the prime mover in long-haul trucking, serving as the trusted engine in tractor-trailers and commercial trucks. Beyond freight, this engine platform also reliably powers buses for commercial transit and private transport, as well as motorhomes, providing the necessary energy for large, mobile living spaces.

The 14 Litre CUMMINS engine provides essential power for a wide range of construction equipment such as excavators, bulldozers, and cranes. Its application extends to mining operations, both surface and underground, powering heavy-duty machinery and stationary equipment like pumps and compressors. Furthermore, it is a key power source in forestry equipment, handling the immense demands of logging and material processing in challenging terrains.

For marine applications, the 14-litre CUMMINS engine is adapted to deliver dependable propulsion and auxiliary power for a wide range of vessels. Its high torque output and proven reliability make it well-suited for workboats and commercial fishing vessels. Beyond marine uses, this engine also serves a critical role in power generation equipment, providing stationary and mobile solutions for prime and standby power in various occasions.
Standard lead time for 14-litre CUMMINS engine replacement is within 45 working days after order confirmation.
The warranty period is one year or 1200 working hours (whichever comes first).
To ensure a perfect match, please share:
- Engine serial numberor nameplate photos
- Four-side photos of the engine (for physical reference)
- Equipment application details (machine type, operating conditions, etc.)






