Piston Ring Kit – Fits Volvo Penta D3 Series (Replaces 31339782)
Piston Ring Kit – Fits Volvo Penta D3 Series (Replaces 31339782) is backordered and will ship as soon as it is back in stock.
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Worry-free returns
You may return most new, unopened items within 7 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).
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Delivery and Shipping
Delivery and Shipping
Free standard shipping on all orders under 1 KG
Piston Ring Kit – Fits Volvo Penta D3 Series (Replaces 31339782)
Product Details
This aftermarket Piston Ring Kit is engineered for Volvo Penta D3 series 2.4L 5-cylinder diesel engines manufactured from 2010 onwards, covering models from 110 HP to 220 HP. It serves as a direct-fit replacement for internal engine rebuilds, ensuring reliable performance and compatibility.
It is a direct replacement for Volvo Penta part number 31339782 and aftermarket equivalent REC31339782.
- Installation as an internal engine component
- Designed specifically for diesel fuel engines
- Engine-specific fitting ensures precise installation
Part Number Matrix
Use this matrix to confirm equivalent references across OEM and aftermarket.
| Brand | Part Number |
|---|---|
| Volvo Penta | 31339782 |
| Aftermarket | REC31339782 |
Engine & Model Compatibility
Confirm your engine model/year in the table below.
| Brand | Model | Rated HP | Stroke | Years | OEM Part No. | Notes |
|---|---|---|---|---|---|---|
| Volvo Penta | D3-110 | 110 | 4-Stroke | 2010+ | 31339782 | 2.4L 5-cylinder |
| Volvo Penta | D3-150 | 150 | 4-Stroke | 2010+ | 31339782 | 2.4L 5-cylinder |
| Volvo Penta | D3-170 | 170 | 4-Stroke | 2010+ | 31339782 | 2.4L 5-cylinder |
| Volvo Penta | D3-200 | 200 | 4-Stroke | 2010+ | 31339782 | 2.4L 5-cylinder |
| Volvo Penta | D3-220 | 220 | 4-Stroke | 2010+ | 31339782 | 2.4L 5-cylinder |
Technical Specs
- Product Type
- Piston Ring Kit
- Installation
- Engine Internal Component
- Fuel Type
- Diesel
- Dimensions
- Height: 4.0 in; Width: 12.0 in; Length: 12.0 in
- Fitting Type
- Engine-Specific
- Other Technical Attributes
- Fits 2.4L 5-cylinder D3 series engines
What’s in the Box
- 1 x Piston Ring Kit (equivalent to 31339782)
Installation Notes
- Disconnect the battery and safely drain all engine fluids (oil, coolant).
- Remove the cylinder head, oil pan, and other components to access the pistons.
- Carefully mark and extract the piston and connecting rod assemblies from the cylinder bores.
- Using a ring expander tool, remove the old piston rings.
- Thoroughly clean the piston, paying special attention to the ring grooves to remove all carbon deposits.
- Using the ring expander, install the new rings in the correct order and orientation as specified by the service manual.
- Check ring end gaps with a feeler gauge inside the cylinder bore to ensure they are within specification.
- Lubricate the new rings, piston, and cylinder walls with fresh engine oil or assembly lube.
- Use a piston ring compressor to carefully guide the piston assembly back into its cylinder.
- Reassemble the engine, torquing all bolts to the manufacturer's precise specifications.
- Refill all fluids, reconnect the battery, and perform an initial start-up, checking for leaks or performance issues.
Troubleshooting & FAQ
How do I know if my piston rings need replacing?
Common signs of failing piston rings include excessive oil consumption, blue or grey smoke from the exhaust (indicating oil burn), and a noticeable loss of engine power. Performing a cylinder compression test is the most reliable method for diagnosing worn rings.
Is this a kit for one piston or the entire engine?
This kit contains the necessary rings for a single piston. To service a complete 5-cylinder D3 engine, you will need to purchase five kits.
Do these rings require a special break-in procedure?
Yes. After installation, follow a standard engine break-in process. This typically involves running the engine under varied loads and RPMs for the first several hours of operation, avoiding sustained high RPMs or full throttle to allow the rings to seat properly against the cylinder walls for optimal sealing.
Are any special tools required for this job?
Yes, professional installation is recommended as it requires specialized engine tools, including a piston ring expander (for removal/installation), a ring groove cleaner, a piston ring compressor, and a calibrated torque wrench for reassembly.
Will this kit fit other Volvo Penta diesel engines?
This kit is specifically designed for the 2.4L 5-cylinder D3 series. It is not compatible with other engine series like the D4 or D6. Always verify the part number for your specific engine model before ordering.
OEM vs. Aftermarket?
This listing is an aftermarket replacement (not OEM). Built to OEM-level specifications with comparable materials. Manufactured in an ISO 9002 facility, batch-inspected for consistency.
Shipping speed & cost?
We ship worldwide quickly—typical transit 5–15 days. Standard shipping is free; expedited options appear at checkout where available.
Warranty & returns?
Covered by a 1-year warranty against manufacturing defects under normal use. If issues arise, contact support with your order details. Returns are accepted within our standard window (unused & in original condition). See our policy page or reach out for instructions.
Safety & Important Info
- Verify images/specifications vs your original part. If anything differs—even if your model appears compatible—do not purchase.
- This is an aftermarket replacement, not an OEM component.
- Professional installation is recommended for safety and performance.
About Sea Sierra
- Pro-Grade Standards — We supply marine parts engineered to OEM-level tolerances and tested for real-world conditions.
- Fast Global Fulfillment — Free standard delivery to most regions in 5–15 days.
- Manufacturer-Direct Value — Fair pricing without compromising on materials or QC.
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