Caterpillar
Caterpillar 3056E Industrial
3000 Series
Caterpillar 3056E Industrial discontinued legacy engine. Source-validated Caterpillar legacy industrial or marine engine model with ongoing parts and rebuild demand.
Overhaul & repair parts- Manufacturer files
- 1 datasheet
- Last updated
- 2026-08-04
- Package route
- diesel generator sets
- Cylinders
- L6
- Displacement
- 6 L
- Rated Speed
- 1,500 RPM
Ask about Caterpillar 3056E Industrial
Choose parts / service or sourcing. Your message includes this model and page link.
Caterpillar 3056E Industrial overhaul & repair parts
Already running a Caterpillar 3056E Industrial? Start with the parts you need, then send your nameplate so we can help check the right references for your engine.
Start with engine identification
We do not have a reviewed public parts preview for this model yet. Send the engine details and tell us what needs repair.
Let’s identify the right parts.
The model is the starting point. Serial numbers and build configurations can change which parts fit.
- Take a clear photo of the engine nameplate.
- Tell us what needs repair or replacement.
- Send both in WhatsApp to start a fitment check.
Opens WhatsApp with 3056E Industrial and your selected categories included. Attach your photos there.
Caterpillar 3056E Industrial generator set context
The Caterpillar 3056E Industrial is listed here as a diesel generator-drive engine for 50 Hz generator sets. 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.
Also searched as
Technical Specifications
| Brand | Caterpillar |
| Model | 3056E Industrial |
| Series | 3000 Series |
| Configuration | L6, industrial diesel |
| Cylinders | 6 |
| Displacement | 6 L |
| Fuel Type | Diesel |
| Ignition Type | Compression Ignition |
| Cooling Method | Liquid-Cooled |
| Emissions Standard | Unregulated |
| Country of Origin | United States |
Frequently asked questions
What fuel does the Caterpillar 3056E Industrial use?
The Caterpillar 3056E Industrial is a diesel generator-set engine.
What is the displacement and cylinder configuration of the 3056E Industrial?
The Caterpillar 3056E Industrial is an inline-6 (6-cylinder) engine with a displacement of 6 L.
Is the 3056E Industrial still in production?
No — the Caterpillar 3056E Industrial is discontinued. Its specifications and datasheets remain archived here for reference.
Are reference documents available for the 3056E Industrial?
This page links reference documents for the Caterpillar 3056E Industrial. Check each document's title, model coverage, revision and rating conditions before using it for selection.