Recmar Yanmar 6LY3 Thermostat Gasket 119578-49110
REC119578-49110
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Regular price£10.59
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Yanmar 6LY3 Thermostat Gasket
Replaces 119578-49110
Aftermarket thermostat gasket for Yanmar 6LY3 marine diesel engines using reference 119578-49110.
FITMENT CHECK: This gasket is associated with the 6LY3 thermostat/cooling arrangement and thermostat 127605-48590. It is not the 6LY/6LY2 gasket 119593-49291.
Key Features
- Thermostat gasket only
- For Yanmar 6LY3 series
- Matches thermostat-cover sealing joint
- Replaces 119578-49110
- Recmar aftermarket gasket
Technical Specs
| Part type | Thermostat gasket |
| Engine family | Yanmar 6LY3 |
| Associated thermostat | 127605-48590 application |
| Quantity | One |
| SKU | REC119578-49110 |
Compatibility / Fitment Guide
| Engine family | Verified application | Notes |
|---|---|---|
| 6LY3-ETP | Applicable engines using 119578-49110 | Confirm full suffix. |
| 6LY3-UTP / STP | Applicable engines using the same gasket | Check parts book. |
| 6LY3-STC | Applicable installations listed for 119578-49110 | Verify cover and gasket geometry. |
| Exclusion | 6LY/6LY2 applications using 119593-49291 | Different gasket. |
Match the complete model suffix and OEM reference in the engine-specific parts book.
Part Number Cross Reference
| Yanmar | 119578-49110 |
| Associated thermostat | 127605-48590 |
| 4Boats SKU | REC119578-49110 |
Recmar aftermarket replacement; references identify compatibility only.
Frequently Asked Questions
Is the thermostat included?
No.
Which engines fit?
Specified Yanmar 6LY3 variants using 119578-49110.
Can it replace a 6LY2 gasket?
Not unless the parts book explicitly cross-references this number.
Installation note: Fit a new gasket whenever the joint is opened and verify the cooling system is leak-free.
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