CUMMINS QSC8.3 Diesel Engine – Unmatched Power, Efficiency & Durability
The CUMMINS QSC8.3 is a high-performance 8.3L, 6-cylinder in-line diesel engine engineered to deliver reliable power, exceptional fuel efficiency, and long-term durability. This turbocharged, inter-cooled engine features advanced High-Pressure Common Rail (HPCR) fuel injection for precise combustion, reduced emissions, and optimized fuel economy. Renowned for its robust performance and long service life, the CUMMINS QSC8.3 is a trusted choice for contractors and equipment manufacturers worldwide.
Key Features:
✅ 8.3L Displacement | 114 x 135 mm (Bore x Stroke) – Robust design for high torque and sustained power output.
✅ Turbocharged & Inter-cooled – Enhanced air intake for improved efficiency and performance.
✅ High-Pressure Common Rail (HPCR) System – Delivers superior fuel combustion, lower emissions, and smoother operation.
CUMMINS QSC8.3 Engine for Construction
The CUMMINS QSC8.3 engine is a high-performance, durable diesel engine designed for demanding construction, industrial, and agricultural applications. With five available models (QSC8.3-C215-30，QSC8.3-C220-30，QSC8.3-C240-30，QSC8.3-C260-30，QSC8.3-C260-31), this engine delivers power ranging from 160–194 kW (217–263 HP).
Engineered for reliability in tough conditions, the CUMMINS QSC8.3 powers a wide range of construction vehicles and machinery, including excavators, bulldozers, loaders, cranes, road rollers, and heavy-duty trucks. Its robust design ensures optimal performance in small to medium-sized construction equipment, such as backhoes and compact excavators.
CUMMINS QSC8.3 Engine for Marine
The CUMMINS QSC8.3 engine is a reliable marine propulsion engine designed for both commercial and recreational vessels. Featuring a robust four-valve-per-cylinder design, this engine delivers increased durability and improved fuel efficiency, making it an excellent choice for demanding marine environments.
Ideal for commercial vessels, workboats, fishing vessels, and so on, the CUMMINS QSC8.3 provides dependable power for tough working conditions. Its advanced engineering ensures optimal performance, while maintaining fuel economy. For recreational boating, including yachts and cruisers, the CUMMINS QSC8.3 offers a perfect balance of power and reliability, ensuring smooth acceleration and quiet operation.
Efficient HPCR Fuel System
The CUMMINS QSC8.3 diesel engine’s high-pressure common rail fuel system ensures precise fuel delivery, optimizing combustion for better fuel economy and lower noise levels. Combined with improved air intake and combustion optimization, the engine achieves higher efficiency while reducing operational costs.
3-Step to Get Your CUMMINS QSC8.3 Replacement Engine Quote
1. Provide Engine Nameplate/Serial Number
- Location: Left side of the CUMMINS QSC8.3 engine (typically on gear housing or fuel pump side)
- Please submit clear photos. If unreadable, provide the serial number instead.
2. Submit Complete Engine Photos
- 4-side view images (front, back, left, right) to confirm exact configuration
3. Share Your Equipment Details
- Application type | Operating conditions | Special requirements
Datasheet
- CUMMINS QSC8.3 Construction Diesel Engine
| Model | Rated Power(kw) | Rated Power(hp) | Rated Speed(rpm) |
| QSC8.3-C215-30 | 160 | 217 | 2200 |
| QSC8.3-C220-30 | 162 | 220 | 2200 |
| QSC8.3-C240-30 | 179 | 243 | 2200 |
| QSC8.3-C260-30 | 194 | 263 | 2200 |
| QSC8.3-C260-31 | 194 | 263 | 2400 |
Production begins immediately upon order confirmation. Standard delivery time is 30 workdays from the order date.
Yes, we can provide CUMMINS QSC8.3 engine parts manufactured by CUMMINS China.
