Exhaust Manifold Gasket – Fits Volvo Penta MD1, MD2, MD3, MD11, MD17 (Replaces 859145)
Exhaust Manifold Gasket – Fits Volvo Penta MD1, MD2, MD3, MD11, MD17 (Replaces 859145) is backordered and will ship as soon as it is back in stock.
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Delivery and Shipping
Free standard shipping on all orders under 1 KG
Exhaust Manifold Gasket – Fits Volvo Penta MD1, MD2, MD3, MD11, MD1...
Product Details
This replacement Exhaust Manifold Gasket is engineered to create a secure seal between the exhaust manifold and the cylinder head on a range of small Volvo Penta marine diesel engines. It is designed for the MD1, MD2, MD3, MD11, and MD17 series models, which were prevalent from the late 1970s through the 1990s.
This gasket is a direct replacement for Volvo Penta part numbers 859145 and its superseded part, 833598.
- Installs between the exhaust manifold and cylinder head.
- Made from a durable composite material to withstand high exhaust temperatures.
- Engineered for a direct-fit bolt-on installation.
Part Number Matrix
Use this matrix to confirm equivalent references across OEM and aftermarket.
| Brand | Part Number | Notes |
|---|---|---|
| Volvo Penta | 859145 | Current part number. |
| Volvo Penta | 833598 | Older, superseded by 859145. |
Engine & Model Compatibility
Confirm your engine model/year in the table below.
This gasket is designed specifically for small-displacement diesel engines manufactured by Volvo Penta.
| Brand | Model | Stroke | OEM Part No. | Notes |
|---|---|---|---|---|
| Volvo Penta | MD1 | 4-Stroke | 859145 | Supersedes 833598 |
| Volvo Penta | MD1B | 4-Stroke | 859145 | Supersedes 833598 |
| Volvo Penta | MD2 | 4-Stroke | 859145 | Supersedes 833598 |
| Volvo Penta | MD2B | 4-Stroke | 859145 | Supersedes 833598 |
| Volvo Penta | MD3B | 4-Stroke | 859145 | Supersedes 833598 |
| Volvo Penta | MD11C | 4-Stroke | 859145 | Supersedes 833598 |
| Volvo Penta | MD11D | 4-Stroke | 859145 | Supersedes 833598 |
| Volvo Penta | MD17C | 4-Stroke | 859145 | Supersedes 833598 |
| Volvo Penta | MD17D | 4-Stroke | 859145 | Supersedes 833598 |
Technical Specs
- Product Type
- Exhaust Manifold Gasket
- Installation
- Between exhaust manifold and cylinder head
- Fuel Type
- Diesel
- Connection
- Direct mount with bolts
- Housing Material
- Composite gasket material
- Dimensions
- 17.0" L x 10.0" W x 0.4" H
- Fitting Type
- Surface mount
- Warranty
- Varies by seller (typically 12 months, 24 months when installed by authorized dealer)
What’s in the Box
- 1 x Exhaust Manifold to Head Gasket (859145)
Installation Notes
- Disconnect the vessel's battery and close the raw water seacock.
- Allow the engine to cool completely before beginning work.
- Drain the engine coolant to a level below the exhaust manifold.
- Carefully disconnect the exhaust hose and any sensors attached to the manifold.
- Remove the mounting bolts securing the exhaust manifold to the cylinder head.
- Remove the old manifold and gasket. Thoroughly clean both mating surfaces to remove all old gasket material and corrosion.
- Position the new gasket on the cylinder head, ensuring it aligns with all bolt holes and ports.
- Install the exhaust manifold and tighten the bolts in the sequence and to the torque specifications recommended by the manufacturer.
- Reconnect the exhaust hose and any sensors.
- Refill the engine coolant, start the engine, and carefully check for any exhaust or coolant leaks around the manifold.
Troubleshooting & FAQ
How do I know if this gasket fits my engine?
This gasket is specifically for the Volvo Penta MD1, MD2, MD3, MD11, and MD17 series engines. The best way to confirm fitment is to match your engine model to the compatibility list and verify that your existing part number is 859145 or the older 833598.
What are the signs of a failing exhaust manifold gasket?
Common symptoms include visible soot or black streaks around the connection point, an unusually loud exhaust sound from the engine bay, reduced engine performance, or the smell of exhaust fumes in the cabin or engine compartment.
Is any sealant required with this gasket?
Generally, this type of gasket is designed to be installed dry without any additional sealants. Applying sealant can sometimes interfere with a proper seal. Always follow the specific instructions in your engine's service manual.
How often should this gasket be replaced?
There is no fixed replacement interval for this gasket. It should be replaced whenever the exhaust manifold is removed for service or if you detect any signs of a leak or failure.
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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