Cummins INDUSTRIAL ENGINES
In ProductionCummins QSB7-G4
QSB Series
Cummins QSB7-G4 6.69 L L6 Turbocharged diesel engine for 60 Hz generator applications. The 2026 EPA record certifies up to 214 kWm at 1800 RPM. U.S. EPA Tier 3.
Cummins QSB7-G4|MID-RANGE CLASSIFICATION
GENSET ARCHITECTURE: L6 Turbocharged6.69 L
POWER CLASSIFICATIONN/A
ELECTRICAL OUTPUTN/A
FUEL SYSTEMDiesel
READY FOR TURNKEY PACKAGING
Cylinders / Config
L6 Turbocharged
Displacement
6.69 L
Mechanical & Electrical Specifications
| Brand | Cummins |
| Model | QSB7-G4 |
| Series | QSB Series |
| Configuration | L6 Turbocharged |
| Cylinders | 6 |
| Displacement | 6.69 L |
| Fuel Type | Diesel |
| Ignition Type | Compression Ignition |
| Cooling Method | Liquid-Cooled |
| Emissions Standard | U.S. EPA Tier 3 |
| Certifications | U.S. EPA Tier 3 |
| Country of Origin | United States |
Frequently Asked Questions
What fuel does the Cummins QSB7-G4 use?
The Cummins QSB7-G4 is a diesel generator-set engine.
What is the displacement and cylinder configuration of the QSB7-G4?
The Cummins QSB7-G4 is an inline-6 (6-cylinder) engine with a displacement of 6.69 L.
What emissions standard does the QSB7-G4 meet?
The Cummins QSB7-G4 is certified to U.S. EPA Tier 3 emissions standards.
Is the Cummins QSB7-G4 still in production?
Yes — the Cummins QSB7-G4 is a current production model.
Is a datasheet available for the QSB7-G4?
Yes — an official Cummins datasheet for the Cummins QSB7-G4 can be downloaded from this page.