Generac
Generac 6.8L V10 Gas
Legacy Liquid-Cooled Gas
Generac 6.8L V10 Gas is a legacy naturally aspirated, liquid-cooled spark-ignited platform used in QT gaseous generator sets including QT10068 configurations. Generac documents the 6.8 L V10 at 1800 RPM, and its stationary EPA lineages cover natural-gas calibrations from 71.67 kWm to 83.5 kWm through model year 2022.
Overhaul & repair parts- Manufacturer files
- No datasheet
- Last updated
- 2026-07-25
- Package route
- gas generator sets
- Mechanical Output
- 84 kW
- Cylinders
- V10
- Displacement
- 6.8 L
- Rated Speed
- 1,500 RPM
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Generac 6.8L V10 Gas overhaul & repair parts
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Generac 6.8L V10 Gas generator set context
The Generac 6.8L V10 Gas is listed here as a natural gas generator-drive engine for 50 Hz generator sets, with a headline 84 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 | Generac |
| Model | 6.8L V10 Gas |
| Series | Legacy Liquid-Cooled Gas |
| Configuration | V10 Naturally Aspirated |
| Cylinders | 10 |
| Displacement | 6.8 L |
| Fuel Type | Natural Gas |
| Ignition Type | Spark Ignition |
| Cooling Method | Liquid-Cooled |
| Emissions Standard | U.S. EPA Stationary |
| Certifications | U.S. EPA Stationary, U.S. EPA NSPS Subpart JJJJ |
| Country of Origin | United States |
| Year Introduced | 2011 |
| Year Discontinued | 2022 |
Frequently asked questions
What fuel does the Generac 6.8L V10 Gas use?
The Generac 6.8L V10 Gas is a Natural Gas generator-set engine.
What is the displacement and cylinder configuration of the 6.8L V10 Gas?
The Generac 6.8L V10 Gas is a V10 (10-cylinder) engine with a displacement of 6.8 L.
What emissions information is listed for the 6.8L V10 Gas?
This record lists U.S. EPA Stationary for the Generac 6.8L V10 Gas. 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.
Is the 6.8L V10 Gas still in production?
No — the Generac 6.8L V10 Gas is discontinued (production ended around 2022). Its specifications and datasheets remain archived here for reference.