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Gasket – Fits Volvo Penta D4/D6 Series Engines (Replaces 1275379)

Sale price $4.32 Regular price $6.00
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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.).

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).

If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.

Delivery and Shipping

Free standard shipping on all orders under 1 KG

If you have any questions, feel free to email us at info@sierramarines.com, and we’ll get back to you within 20–36 hours.

Product Details

This Gasket – Fits Volvo Penta D4/D6 Series Engines (Replaces 1275379) is designed for the oil filler cap on numerous Volvo Penta marine diesel engines, primarily in the D4 and D6 series. It also fits a range of Volvo automotive models produced between 1997 and 2009.

It serves as a direct replacement for Volvo Penta part number 1275379 and its superseded version, 940096.

  • Installation: Direct replacement fit
  • Application: Seals the engine oil filler cap
  • Weight: 0.01 oz (0.28 g)

Part Number Matrix

Use this matrix to confirm equivalent references across OEM and aftermarket.

Brand Part Number Superseded By
Volvo Penta 940096 1275379
Volvo Penta 1275379 -

Engine & Model Compatibility

Confirm your engine model/year in the table below.

For Volvo Penta marine engines, this gasket fits a wide range of D4 and D6 models. Note that the following is a partial list; sources indicate compatibility with over 150 models.

Brand Model Rated HP Stroke OEM Part No.
Volvo Penta D4-145I-G 145 4-Stroke 1275379
Volvo Penta D4-150A-G 150 4-Stroke 1275379
Volvo Penta D4-175I-G 175 4-Stroke 1275379
Volvo Penta D4-180I-B/C/D/E/F 180 4-Stroke 1275379
Volvo Penta D4-210A-A/B 210 4-Stroke 1275379
Volvo Penta D4-210I-A/B 210 4-Stroke 1275379
Volvo Penta D4-225A-B/C/D/E/F 225 4-Stroke 1275379
Volvo Penta D4-225I-B/C/D/E/F 225 4-Stroke 1275379
Volvo Penta D4-230A-G 230 4-Stroke 1275379
Volvo Penta D4-230I-G 230 4-Stroke 1275379
Volvo Penta D4-260A-A/B/C/D/E/F 260 4-Stroke 1275379
Volvo Penta D4-260D-B/C/D/E/F 260 4-Stroke 1275379
Volvo Penta D4-260I-A/B/C/D/E/F 260 4-Stroke 1275379
Volvo Penta D4-270A-G 270 4-Stroke 1275379
Volvo Penta D4-270I-G 270 4-Stroke 1275379
Volvo Penta D4-300A-A/C/D/E/F/G 300 4-Stroke 1275379
Volvo Penta D4-300D-A/C/D/E/F 300 4-Stroke 1275379
Volvo Penta D4-300I-A/C/D/E/F/G 300 4-Stroke 1275379
Volvo Penta D4-320A-G 320 4-Stroke 1275379
Volvo Penta D4-320I-G 320 4-Stroke 1275379
Volvo Penta D6-280A-A/B/C/D/E 280 4-Stroke 1275379
Volvo Penta D6-280I-A/B/C/D/E 280 4-Stroke 1275379
Volvo Penta D6-300A-F/G 300 4-Stroke 1275379
Volvo Penta D6-300D-F/G 300 4-Stroke 1275379
Volvo Penta D6-300I-F/G 300 4-Stroke 1275379

This part is also compatible with several Volvo cars from 1997–2009. Please verify your specific model and year.

Brand Model Engine Stroke Years OEM Part No.
Volvo S60 2.4L L5, 2.5L L5 4-Stroke 2009 1275379
Volvo S60 2.4L L5, 2.5L L5 4-Stroke 2008 1275379
Volvo S60 2.4L L5, 2.5L L5 4-Stroke 2007 1275379
Volvo V70 2.4L L5, 2.5L L5 4-Stroke 2007 1275379
Volvo XC70 2.5L L5 4-Stroke 2007 1275379
Volvo S60 2.4L L5, 2.5L L5 4-Stroke 2006 1275379
Volvo S80 2.5L L5 4-Stroke 2006 1275379
Volvo V70 2.4L L5, 2.5L L5 4-Stroke 2006 1275379
Volvo XC70 2.5L L5 4-Stroke 2006 1275379
Volvo XC90 2.5L L5 4-Stroke 2006 1275379

Technical Specs

Product Type
Oil Filler Cap Gasket
Installation
Direct replacement
Fuel Type
Diesel
Dimensions
12.0 x 10.0 x 0.3 in
Weight
0.01 oz (0.28 g)
Warranty
Manufacturer warranty
Other Technical Attributes
Positioned at schematic object key #29 for D6-280A-A engine models

What’s in the Box

  • 1 x Gasket (Replaces 1275379 / 940096)

Installation Notes

  1. Ensure the engine is off and completely cool.
  2. Locate and unscrew the oil filler cap.
  3. Carefully pry off the old gasket from the cap using a small, flat tool. Note its orientation.
  4. Clean the cap's groove and the engine's sealing surface to remove old residue and oil.
  5. Press the new gasket firmly into the groove, ensuring it sits flat and is fully seated.
  6. Screw the oil filler cap back onto the engine until it is hand-tight. Do not overtighten.

Troubleshooting & FAQ

How do I know if this gasket fits my engine if it's not on the compatibility list?

The lists provided are not exhaustive. The best way to confirm fitment is to match your original part number to 1275379 or 940096. You can also visually compare your old gasket's shape and size to the product images.

What are the signs of a failing oil filler cap gasket?

Common signs include oil leaking or seeping from around the oil filler cap, a cracked or brittle gasket, or a cap that feels loose even when tightened. A failed gasket can also cause a vacuum leak, leading to poor engine performance.

Is any sealant required for installation?

No, this gasket is designed to create a seal on its own. Do not use any additional liquid gasket maker or sealant, as this can interfere with its function and may contaminate engine oil.

How often should the oil filler cap gasket be replaced?

There is no fixed replacement interval, but it's good practice to inspect it during every oil change. Replace it if it appears hardened, cracked, or deformed to prevent future leaks.

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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