PSI
PSI 5.7L T
PSI 5.7L T — 5.74 L V8 (101.6 × 88.4 mm bore × stroke) turbocharged & air-to-air charge-cooled natural gas / propane generator engine, 9.4:1 compression, 196 kg dry. 65 kWe standby / – kWe prime @ 50 Hz. From the official PSI 5.7L T spec sheet (T (single-stage) rating).
- Standby Power · 50 Hz
- 81 kVA
- Electrical Output
- 65 kWe
- Cylinders
- V8
- Displacement
- 5.74 L
- Rated Speed
- 1,500 / 1,800 RPM
Power Ratings
kWm = mechanical shaft power · kWe = electrical output · kVA = kWe ÷ 0.8 pf
50 Hz1500 RPM
| kWm | kWe | kVA | |
|---|---|---|---|
| Standby Power | 75 | 65 | 81.3 |
60 Hz1800 RPM
| kWm | kWe | kVA | |
|---|---|---|---|
| Standby Power | 97 | 80 | 100 |
PSI 5.7L T generator set context
The PSI 5.7L T is listed here as a natural gas generator-drive engine for 50 Hz and 60 Hz generator sets, with a headline 81 kVA / 65 kWe / 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 | PSI |
| Model | 5.7L T |
| Configuration | V8 |
| Cylinders | 8 |
| Displacement | 5.74 L |
| Compression Ratio | 9.4:1 |
| Dry Weight | 196 kg |
| Fuel Type | Natural Gas |
| Ignition Type | Spark Ignition |
| Cooling Method | Liquid-Cooled |
| Emissions Standard | U.S. EPA Stationary |
| Certifications | EPA |
| Country of Origin | United States |
Frequently asked questions
What is the power output of the PSI 5.7L T?
The PSI 5.7L T is rated at 81 kVA standby at 50 Hz (1,500 rpm); and 100 kVA standby at 60 Hz (1,800 rpm).
Does the 5.7L T run at 50 Hz or 60 Hz?
The PSI 5.7L T is available for both 50 Hz (1,500 rpm) and 60 Hz (1,800 rpm).
What fuel does the PSI 5.7L T use?
The PSI 5.7L T is a Natural Gas generator-set engine.
What is the displacement and cylinder configuration of the 5.7L T?
The PSI 5.7L T is a V8 (8-cylinder) engine with a displacement of 5.74 L.
What emissions standard does the 5.7L T meet?
The PSI 5.7L T is certified to U.S. EPA Stationary emissions standards.
Is the PSI 5.7L T still in production?
Yes — the PSI 5.7L T is a current production model.
Is a datasheet available for the 5.7L T?
Yes — an official PSI datasheet for the PSI 5.7L T can be downloaded from this page.
Related Engines
Reference
- Canonical page
- /engines/psi-gas-5-7l-t
- Last database update
- 2026-06-29
- Manufacturer files
- 2 datasheets linked
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