Cylinder Head Gasket – Fits Volvo Penta D3 Series (Replaces 30650525)
Cylinder Head Gasket – Fits Volvo Penta D3 Series (Replaces 30650525) is backordered and will ship as soon as it is back in stock.
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Worry-free returns
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.).
You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).
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Delivery and Shipping
Delivery and Shipping
Free standard shipping on all orders under 1 KG
Cylinder Head Gasket – Fits Volvo Penta D3 Series (Replaces 30650525)
Product Details
This high-quality aftermarket Cylinder Head Gasket is engineered for Volvo Penta D3 series diesel engines, including D3-110, D3-130, D3-160, and D3-190 models manufactured from 2006 to the present. It provides a reliable seal between the engine block and cylinder head, which is essential for maintaining compression and preventing fluid leaks.
It serves as a direct interchange for Volvo Penta part numbers 30650525 and 30731265, as well as Orbitrade 90525.
- Constructed from durable multi-layer steel (MLS) to withstand high pressure and temperature.
- Ensures a precise seal between the engine block and cylinder head.
- Designed specifically for D3 series diesel fuel systems.
Part Number Matrix
Use this matrix to confirm equivalent references across OEM and aftermarket suppliers.
| Brand | Part Number | Superseded By | Notes |
|---|---|---|---|
| Volvo Penta | 30650525 | 30731265 | |
| Orbitrade | 90525 | Also known as 90265. |
Engine & Model Compatibility
Confirm your engine model and year in the table below to ensure accurate fitment.
This part is designed exclusively for the Volvo Penta D3 series engines.
| Brand | Model | Rated HP | Stroke | Years | OEM Part No. |
|---|---|---|---|---|---|
| Volvo Penta | D3-110I-A | 110 | 4-Stroke | 2006–present | 30650525 |
| Volvo Penta | D3-110I-B | 110 | 4-Stroke | 2006–present | 30650525 |
| Volvo Penta | D3-110I-C | 110 | 4-Stroke | 2006–present | 30650525 |
| Volvo Penta | D3-130A-A | 130 | 4-Stroke | 2006–present | 30650525 |
| Volvo Penta | D3-130I-A | 130 | 4-Stroke | 2006–present | 30650525 |
| Volvo Penta | D3-130A-B | 130 | 4-Stroke | 2006–present | 30650525 |
| Volvo Penta | D3-130I-B | 130 | 4-Stroke | 2006–present | 30650525 |
| Volvo Penta | D3-130A-C | 130 | 4-Stroke | 2006–present | 30650525 |
| Volvo Penta | D3-130I-C | 130 | 4-Stroke | 2006–present | 30650525 |
| Volvo Penta | D3-160A-A | 160 | 4-Stroke | 2006–present | 30650525 |
| Volvo Penta | D3-160I-A | 160 | 4-Stroke | 2006–present | 30650525 |
| Volvo Penta | D3-160A-B | 160 | 4-Stroke | 2006–present | 30650525 |
| Volvo Penta | D3-160I-B | 160 | 4-Stroke | 2006–present | 30650525 |
| Volvo Penta | D3-160A-C | 160 | 4-Stroke | 2006–present | 30650525 |
| Volvo Penta | D3-160I-C | 160 | 4-Stroke | 2006–present | 30650525 |
| Volvo Penta | D3-190A-B | 190 | 4-Stroke | 2006–present | 30650525 |
| Volvo Penta | D3-190I-B | 190 | 4-Stroke | 2006–present | 30650525 |
| Volvo Penta | D3-190A-C | 190 | 4-Stroke | 2006–present | 30650525 |
| Volvo Penta | D3-190I-C | 190 | 4-Stroke | 2006–present | 30650525 |
Technical Specs
- Product Type
- Cylinder Head Gasket
- Installation Location
- Between Engine Block and Cylinder Head
- Fuel Type
- Diesel
- Material
- Multi-layer Steel (MLS)
- Approx. Dimensions
- 53.0 cm L × 19.0 cm W × 0.4 cm H
- Design
- Class E, 5-hole gasket. Verify correct orientation during installation.
What’s in the Box
- 1 x Cylinder Head Gasket (Replaces 30650525)
Installation Notes
- Disconnect the battery and drain the engine coolant completely.
- Carefully disassemble components to access and remove the cylinder head, following the manufacturer's service manual.
- Thoroughly clean both the cylinder head and engine block surfaces. Ensure they are completely free of old gasket material, oil, and debris.
- Position the new gasket, verifying its orientation matches the engine block's dowels and passages. Do not use any sealant unless specified by the engine manufacturer.
- Carefully place the cylinder head back onto the engine block.
- Install the head bolts and torque them in the correct sequence and to the precise values specified in your Volvo Penta service manual. This is critical for a proper seal.
- Reassemble all other components, reconnect hoses, and refill the cooling system.
- Start the engine and check carefully for any coolant or oil leaks around the head.
Troubleshooting & FAQ
How do I confirm this gasket fits my specific engine model?
Your engine's full model number (e.g., D3-160I-C) is the most reliable way to check for compatibility. Please cross-reference it with our "Engine & Model Compatibility" table above. If your model is not listed, this part may not fit.
What are the typical signs of a failed cylinder head gasket?
Common symptoms include engine overheating, white smoke from the exhaust (burning coolant), milky or foamy engine oil (coolant mixing with oil), loss of compression, and external coolant or oil leaks from the seam between the cylinder head and block.
Does the gasket orientation matter during installation?
Yes, orientation is critical. The gasket is designed with specific holes for coolant and oil passages that must align perfectly with the channels in the engine block and cylinder head. Installing it upside down or backward will block these passages, leading to catastrophic engine failure. Always match it to the dowel pins and passages on the block.
When should a head gasket be replaced?
There is no fixed replacement interval for a head gasket. It should be replaced whenever the cylinder head is removed for service or if it shows any signs of failure. Proactively replacing it during a major engine overhaul is also recommended.
Is this an OEM part or aftermarket?
This is a high-quality aftermarket replacement part, not an OEM component. It is engineered to meet or exceed OEM specifications for fit, form, and function, using comparable materials. All parts are produced in an ISO 9002 certified facility and are batch-inspected to ensure quality and consistency.
How much is shipping and how long does it take?
We ship worldwide, with most orders arriving in 5–15 business days. Standard shipping is free to most regions. Expedited shipping options and exact costs are available and calculated at checkout.
What is the warranty and return policy?
This product is covered by a 1-year warranty against manufacturing defects under normal marine use. If you encounter any problems, please contact our support team with your order number. We accept returns on unused items in their original packaging within our standard return window. For detailed instructions, please visit our policy page or contact us directly.
Safety & Important Info
- Verify images and specifications against your original part before purchase. If anything differs—even if your model is listed as compatible—do not order.
- This is an aftermarket replacement component, not an original equipment manufacturer (OEM) part.
- Professional installation is strongly recommended to ensure safety, proper sealing, and optimal engine performance.
About Sea Sierra
- Pro-Grade Standards — We supply marine parts engineered to stringent OEM-level tolerances and rigorously tested for real-world reliability.
- Fast Global Fulfillment — We offer free standard delivery to most regions, with typical transit times of 5–15 days.
- Manufacturer-Direct Value — By working directly with manufacturers, we provide fair pricing without ever compromising on materials or quality control.
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