Volvo Penta
Volvo Penta AD31P
31 Series
Volvo Penta AD31P discontinued legacy engine. Volvo Penta marine legacy engine no longer in production, retained for owners searching manuals, spares, rebuilds, and repower options.
Overhaul & repair parts- Manufacturer files
- No datasheet
- Last updated
- 2026-08-04
- Package route
- diesel generator sets
- Cylinders
- L4
- Displacement
- 2.4 L
- Rated Speed
- 1,500 RPM
Ask about Volvo Penta AD31P
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Volvo Penta AD31P overhaul & repair parts
Already running a Volvo Penta AD31P? Start with the parts you need, then send your nameplate so we can help check the right references for your engine.
Reviewed part-number references
A starting point for identification. Fitment must be confirmed before ordering.
- Cylinder head3803306
Volvo Penta Reman cylinder head
Fitment check: Match the exact engine model; confirm the full engine serial number and assembly configuration in the Volvo Penta Shop or EPC
Source: Volvo Penta Reman Catalogue
- Injector3803238
Volvo Penta Reman injector
Fitment check: Match the exact engine model; confirm the full engine serial number and assembly configuration in the Volvo Penta Shop or EPC
Source: Volvo Penta Reman Catalogue
Selected references only; this is not a complete overhaul list or a stock listing.
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.
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Volvo Penta AD31P generator set context
The Volvo Penta AD31P 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.
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Technical Specifications
| Brand | Volvo Penta |
| Model | AD31P |
| Series | 31 Series |
| Configuration | L4, marine diesel |
| Cylinders | 4 |
| Displacement | 2.4 L |
| Fuel Type | Diesel |
| Ignition Type | Compression Ignition |
| Cooling Method | Liquid-Cooled |
| Emissions Standard | Unregulated |
| Country of Origin | Sweden |
Frequently asked questions
What fuel does the Volvo Penta AD31P use?
The Volvo Penta AD31P is a diesel generator-set engine.
What is the displacement and cylinder configuration of the AD31P?
The Volvo Penta AD31P is an inline-4 (4-cylinder) engine with a displacement of 2.4 L.
Is the AD31P still in production?
No — the Volvo Penta AD31P is discontinued. Its specifications and datasheets remain archived here for reference.