Volvo Penta
Volvo Penta TMD31B
31 Series
Volvo Penta TMD31B 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 TMD31B
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Volvo Penta TMD31B overhaul & repair parts
Already running a Volvo Penta TMD31B? 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.
- Injector3803235
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
- Water pump3803379
Volvo Penta Reman circulation pump
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
- Turbocharger3802082
Volvo Penta Reman turbocharger
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.
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Volvo Penta TMD31B generator set context
The Volvo Penta TMD31B 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 | TMD31B |
| 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 TMD31B use?
The Volvo Penta TMD31B is a diesel generator-set engine.
What is the displacement and cylinder configuration of the TMD31B?
The Volvo Penta TMD31B is an inline-4 (4-cylinder) engine with a displacement of 2.4 L.
Is the TMD31B still in production?
No — the Volvo Penta TMD31B is discontinued. Its specifications and datasheets remain archived here for reference.