Perkins
Perkins 1004-40T
1000 Series
Perkins 1004-40T discontinued legacy engine. Turbocharged 1000 Series industrial engine used in backhoe loaders and compact construction equipment.
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- Manufacturer files
- No datasheet
- Last updated
- 2026-08-04
- Package route
- diesel generator sets
- Maximum Mechanical Power
- 72 kW
- Cylinders
- L4
- Displacement
- 4 L
- Rated Speed
- 2,200 RPM
Perkins 1004-40T industrial power context
The Perkins 1004-40T is a high-speed industrial diesel engine rated at 71.5 kW mechanical output at 2,200 RPM. It is used in off-road equipment and can support engineered variable-speed power systems, but its maximum power is not a direct 50/60 Hz alternator rating. Verify the drivetrain, power electronics, cooling, and emissions installation with Volvo Penta before specifying a generator package.
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Technical Specifications
| Brand | Perkins |
| Model | 1004-40T |
| Series | 1000 Series |
| Configuration | L4, turbocharged with wastegate |
| Cylinders | 4 |
| Displacement | 4 L |
| Compression Ratio | 17.25:1 |
| Fuel Type | Diesel |
| Ignition Type | Compression Ignition |
| Cooling Method | Liquid-Cooled |
| Emissions Standard | Unregulated |
| Country of Origin | United Kingdom |
| Year Introduced | 1985 |
| Year Discontinued | 2014 |
Frequently asked questions
What is the maximum power output of the Perkins 1004-40T?
The Perkins 1004-40T has a maximum mechanical output of 71.5 kW at 2,200 rpm. This is a variable-speed off-road rating, not a fixed-speed generator-set rating.
What fuel does the Perkins 1004-40T use?
The Perkins 1004-40T is a diesel variable-speed industrial engine.
What is the displacement and cylinder configuration of the 1004-40T?
The Perkins 1004-40T is an inline-4 (4-cylinder) engine with a displacement of 4 L.
Is the 1004-40T still in production?
No — the Perkins 1004-40T is discontinued (production ended around 2014). Its specifications and datasheets remain archived here for reference.