Cummins
Cummins QSK23-C
Quantum Series
Cummins QSK23-C 23.152 L inline-6 turbocharged and aftercooled diesel engine. EPA annual certification data lists certified configurations from 567 to 708 kWm at 1800 RPM under Tier 2.
Overhaul & repair parts- Manufacturer files
- No datasheet
- Last updated
- 2026-07-25
- Package route
- diesel generator sets
- Mechanical Output
- 708 kW
- Cylinders
- L6
- Displacement
- 23.152 L
- Rated Speed
- 1,500 RPM
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Cummins QSK23-C overhaul & repair parts
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Cummins QSK23-C generator set context
The Cummins QSK23-C is listed here as a diesel generator-drive engine for 50 Hz generator sets, with a headline 708 kW / standby rating. Use this page to compare the published engine output, electrical kWe/kVA ratings, emissions level, datasheet availability, and neighboring models before specifying an alternator, controller, enclosure, voltage, and compliance package.
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Technical Specifications
| Brand | Cummins |
| Model | QSK23-C |
| Series | Quantum Series |
| Configuration | L6 Turbocharged Aftercooled |
| Cylinders | 6 |
| Displacement | 23.152 L |
| Fuel Type | Diesel |
| Ignition Type | Compression Ignition |
| Cooling Method | Liquid-Cooled |
| Emissions Standard | U.S. EPA Tier 2 |
| Certifications | U.S. EPA Tier 2 |
| Country of Origin | United States |
Frequently asked questions
What fuel does the Cummins QSK23-C use?
The Cummins QSK23-C is a diesel generator-set engine.
What is the displacement and cylinder configuration of the QSK23-C?
The Cummins QSK23-C is an inline-6 (6-cylinder) engine with a displacement of 23.152 L.
What emissions information is listed for the QSK23-C?
This record lists U.S. EPA Tier 2 for the Cummins QSK23-C. Confirm the exact engine family, model year, configuration and applicable manufacturer certification documents before specifying it for a regulated project. A database label does not establish certification of a complete generator package.
What is the catalog status of the Cummins QSK23-C?
The Cummins QSK23-C is marked active in this database. Confirm current production and availability with the manufacturer; catalog status is not a live supply check.