CUMMINS 8.3 L Engine
ANTAIOS has exported CUMMINS 8.3L diesel engines for over 10 years. All engines are manufactured in China, ensuring both cost efficiency and reliable performance.
| Models | QSC8.3, C8.3 (6CT8.3, 6CTA8.3, 6CTAA8.3) |
| No.ofcylinders | 6 |
| Configuration | In-line |
| Displacement(L) | 8.3 |
Engine Models

The CUMMINS QSC8.3 is a high-performance diesel engine with a 114 x 135 mm (Bore x Stroke) design, delivering robust power and efficiency. Equipped with High-Pressure Common Rail (HPCR) fuel injection and Turbocharged & Inter-cooled technology, it ensures superior fuel economy, reduced emissions, and enhanced responsiveness. This engine is engineered to power a wide range of construction and industrial equipment.

The CUMMINS C8.3 series includes popular models such as the 6CT8.3, 6CTA8.3, and 6CTAA8.3. This series can used on construction equipment (6CTA8.3-C series) and also serve as a dependable generator (6CTA8.3-G/6CTAA8.3-G series). In marine applications, the C8.3 excels in both Main Propulsion (6CT8.3-M series) and Power Generation (6CT8.3-GM/6CTA8.3-GM series), delivering robust performance.
Dependable Power for Versatile Applications
How to Customize a CUMMINS 8.3L Replacement Engine

To ensure an exact match for your CUMMINS 8.3L replacement engine, please provide the following details:
- A clear nameplate photo of your existing CUMMINS 8.3L engine OR Serial number
- Four-sided photos of the engine (front, rear, left, and right views)
- Application details (e.g., specific device and use case)
📌 [Click here] to see common nameplate locations and how to find your CUMMINS 8.3L engine serial number.
🔍 Can’t locate the nameplate? Contact our sales team—ANTAIOS will gladly assist you.

ANTAIOS will:
- Use your engine serial number or nameplate photo to retrieve the original configuration from CUMMINS’ official database.
- Cross-verify external components using your four-sided photos.
- Provide a detailed configuration list for your final approval.
💡 Need extra customization? ANTAIOS offer optional upgrades to meet your specific requirements.

ANTAIOS will formalize all agreed-upon specifications into a comprehensive technical agreement, covering:
- Performance parameters (power output, torque, emissions compliance, etc.)
- Configuration details (fuel system, cooling system, accessories, etc.)
- Appearance requirements and other agreement
📚 This document will serve as the production and testing guideline, ensuring your CUMMINS 8.3L replacement engine meets exact OEM standards.
Datasheet
- CUMMINS QSC8.3 Construction Diesel Engine
- CUMMINS 6CTA8.3 Construction Diesel Engine
- CUMMINS C8.3 Generator Diesel Engine
- CUMMINS C8.3 Marine 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 |
| Engine Model | Rated Power (kW/rpm) | Peak Torque(Nm@rpm) |
| 6CTA8.3-C205-II | 151@1850 | 900@1400 |
| 6CTA8.3-C215-II | 160@2200 | 908@1500 |
| 6CTA8.3-C230-II | 172@2200 | 1000@1500 |
| 6CTA8.3-C240-II | 179@2200 | 1028@1500 |
| 6CTA8.3-C260-II | 194@2200 | 1135@1500 |
| Engine Model | PrimePower(1500rpm/1800rpm) | StandbyPower(1500rpm/1800rpm) |
| 6CTA8.3-G1 | 180/Na | 163/Na |
| 6CTA8.3-G2 | 180/187 | 163/170 |
| 6CTAA8.3-G2 | 203/210 | 183/190 |
| Engine Model | Governed (kw@rpm) | Standby Power (kW@rpm) | Intake |
| 6CT8.3-GM115 | 115@ 1500 | 126@ 1500 | Turbo |
| 6CT8.3-GM129 | 129@ 1800 | 142@ 1800 | Turbo |
| 6CTA8.3-GM155 | 155@ 1500 | 170@ 1500 | Inter-cooling |
| 6CTA8.3-GM175 | 175@ 1800 | 193@ 1800 | Inter-cooling |
| 6CT8.3-M188 | 138@2328 | 152@2400 | Inter-cooling |
| 6CTA8.3-M205 | 151@2328 | 166@2400 | Inter-cooling |
| 6CTA8.3-M220 | 164@ 1800 | 180@ 1885 | Inter-cooling |
Production begins immediately upon order confirmation. Standard delivery time is 45 workdays from the order date.
Yes, we can provide CUMMINS engine parts manufactured by CUMMINS China.
The warranty period is one year or 1200 working hours (whichever comes first).









