Water Pump Gasket – Fits Yanmar 3TNV Series Engines (Replaces 119717-42020)
Water Pump Gasket – Fits Yanmar 3TNV Series Engines (Replaces 119717-42020) is backordered and will ship as soon as it is back in stock.
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Water Pump Gasket – Fits Yanmar 3TNV Series Engines (Replaces 119717-42020) is backordered and will ship as soon as it is back in stock.
Product Details
This replacement Water Pump Gasket ensures a reliable seal for Yanmar industrial and marine engines. It is designed for a precise fit on 3TNV series models including the 3TNV76, 3TNV76-CSA3, and 3TNV80F, as well as a wide range of marine engines from the 1GM through 6LY series.
This part is a direct replacement for Yanmar part number 119717-42020 and Granit 38034069.
- Installs directly between the water pump and the engine block.
- Engineered for both industrial and marine environments.
Part Number Matrix
Use this matrix to confirm equivalent references across OEM and aftermarket.
| Brand | Part Number |
|---|---|
| Yanmar | 119717-42020 |
| Granit | 38034069 |
Engine & Model Compatibility
Confirm your engine model/year in the table below.
This gasket fits a comprehensive range of Yanmar industrial and marine diesel engines. Please verify your specific model is listed.
| Brand | Model | Rated HP | Stroke | Years | OEM Part No. | Notes |
|---|---|---|---|---|---|---|
| Yanmar | 3TNV76-CKE | 119717-42020 | ||||
| Yanmar | 3TNV76-CPE | 119717-42020 | ||||
| Yanmar | 3TNV76-CSA3 | 119717-42020 | ||||
| Yanmar | 3TNV80F | 119717-42020 | ||||
| Yanmar | 1GM | 119717-42020 | ||||
| Yanmar | 1GM10 | 119717-42020 | ||||
| Yanmar | 2GM | 119717-42020 | ||||
| Yanmar | 2GM20 | 119717-42020 | ||||
| Yanmar | 2GM20-YEU | 119717-42020 | ||||
| Yanmar | 2GM20F | 119717-42020 | ||||
| Yanmar | 2GM20F-YEU | 119717-42020 | ||||
| Yanmar | 2GMF | 119717-42020 | ||||
| Yanmar | 2QM | 119717-42020 | ||||
| Yanmar | 2QM15 | 119717-42020 | ||||
| Yanmar | 2QM20 | 119717-42020 | ||||
| Yanmar | 2YM15 | 119717-42020 | ||||
| Yanmar | 3GM | 119717-42020 | ||||
| Yanmar | 3GM30 | 119717-42020 | ||||
| Yanmar | 3GM30-YEU | 119717-42020 | ||||
| Yanmar | 3GM30F | 119717-42020 | ||||
| Yanmar | 3GM30F-YEU | 119717-42020 | ||||
| Yanmar | 3GMD | 119717-42020 | ||||
| Yanmar | 3GMF | 119717-42020 | ||||
| Yanmar | 3HM | 119717-42020 | ||||
| Yanmar | 3HM35 | 119717-42020 | ||||
| Yanmar | 3HM35F | 119717-42020 | ||||
| Yanmar | 3HMF | 119717-42020 | ||||
| Yanmar | 3JH2 | 119717-42020 | ||||
| Yanmar | 3JH2-TE | 119717-42020 | ||||
| Yanmar | 3JH2BE | 119717-42020 | ||||
| Yanmar | 3JH2TBE | 119717-42020 | ||||
| Yanmar | 3JH3 | 119717-42020 | ||||
| Yanmar | 3JH3E | 119717-42020 | ||||
| Yanmar | 3JH4E | 119717-42020 | ||||
| Yanmar | 3JH5E | 119717-42020 | ||||
| Yanmar | 3QM | 119717-42020 | ||||
| Yanmar | 3QM30 | 119717-42020 | ||||
| Yanmar | 3QM30F | 119717-42020 | ||||
| Yanmar | 3YM20 | 119717-42020 | ||||
| Yanmar | 3YM30 | 119717-42020 | ||||
| Yanmar | 4BY | 119717-42020 | ||||
| Yanmar | 4JH-HTBE | 119717-42020 | ||||
| Yanmar | 4JH-TE | 119717-42020 | ||||
| Yanmar | 4JH110 | 119717-42020 | ||||
| Yanmar | 4JH2 | 119717-42020 | ||||
| Yanmar | 4JH3-DTE | 119717-42020 | ||||
| Yanmar | 4JH3-HTE | 119717-42020 | ||||
| Yanmar | 4JH3-TE | 119717-42020 | ||||
| Yanmar | 4JH3E | 119717-42020 | ||||
| Yanmar | 4JH4-DTE | 119717-42020 | ||||
| Yanmar | 4JH45 | 119717-42020 | ||||
| Yanmar | 4JH4AE | 119717-42020 | ||||
| Yanmar | 4JH4E | 119717-42020 | ||||
| Yanmar | 4JH57 | 119717-42020 | ||||
| Yanmar | 4JH5E | 119717-42020 | ||||
| Yanmar | 4JH80 | 119717-42020 | ||||
| Yanmar | 4LH-DTE | 119717-42020 | ||||
| Yanmar | 4LHA-DTP | 119717-42020 | ||||
| Yanmar | 4LHA-HTP | 119717-42020 | ||||
| Yanmar | 4LHA-STP | 119717-42020 | ||||
| Yanmar | 4LV150 | 119717-42020 | ||||
| Yanmar | 4LV195 | 119717-42020 | ||||
| Yanmar | 4LV230 | 119717-42020 | ||||
| Yanmar | 4LV250 | 119717-42020 | ||||
| Yanmar | 4YB180 | 119717-42020 | ||||
| Yanmar | 6AYAM-ET | 119717-42020 | ||||
| Yanmar | 6BY2 | 119717-42020 | ||||
| Yanmar | 6BY3 | 119717-42020 | ||||
| Yanmar | 6LP | 119717-42020 | ||||
| Yanmar | 6LPA-STP2 | 119717-42020 | ||||
| Yanmar | 6LY2-STE | 119717-42020 | ||||
| Yanmar | 6LY2A-STP | 119717-42020 | ||||
| Yanmar | 6LY3-ETP | 119717-42020 | ||||
| Yanmar | 6LY3-STP | 119717-42020 | ||||
| Yanmar | 6LY3-UTP | 119717-42020 | ||||
| Yanmar | 6LY400 | 119717-42020 | ||||
| Yanmar | 6LY440 | 119717-42020 | ||||
| Yanmar | 6LYA-STP | 119717-42020 | ||||
| Yanmar | 6LYA-UTE-STE | 119717-42020 | ||||
| Yanmar | 8LV-320 | 119717-42020 | ||||
| Yanmar | 8LV-350 | 119717-42020 | ||||
| Yanmar | 8LV-370 | 119717-42020 | ||||
| Yanmar | SB8 | 119717-42020 | ||||
| Yanmar | SVE12 | 119717-42020 | ||||
| Yanmar | YSB12 | 119717-42020 | ||||
| Yanmar | YSB8 | 119717-42020 | ||||
| Yanmar | YSE12 | 119717-42020 | ||||
| Yanmar | YSE8 | 119717-42020 | ||||
| Yanmar | YSM12 | 119717-42020 | ||||
| Yanmar | YSM8 | 119717-42020 |
Technical Specs
- Product Type
- Water Pump Gasket
- Installation
- Direct fit between water pump and engine block
- Dimensions
- 15.0 cm L x 13.0 cm W x 0.1 cm H
- Weight
- 0.0396 kg (0.087 lb)
- OEM Applications
- Industrial engines and marine applications
- Warranty
- Manufacturer warranty for defects
What’s in the Box
- 1 x GASKET, WATER PUMP (119717-42020)
Installation Notes
- Ensure the engine is off and cool. Disconnect the battery and drain the cooling system.
- Remove the old water pump, and carefully clean both the engine block and water pump mating surfaces. Remove all old gasket material and residue.
- Place the new gasket onto the engine block, aligning it with the mounting holes. No sealant is typically required, but check your service manual.
- Carefully reinstall the water pump over the new gasket.
- Tighten the mounting bolts in a crisscross pattern to the manufacturer's specified torque to ensure an even seal.
- Refill the cooling system, reconnect the battery, and check for leaks after starting the engine.
Troubleshooting & FAQ
How do I confirm this gasket fits my engine?
This gasket is designed for a wide array of Yanmar engines. The best way to ensure compatibility is to check your engine model against the list in the "Engine & Model Compatibility" section. Also, cross-reference your existing part number with the ones listed in our "Part Number Matrix."
What are the signs of a bad water pump gasket?
Common symptoms of a failing gasket include coolant leaks from the water pump area, engine overheating, a whining or grinding noise from the pump, and visible rust or corrosion on the pump's surface. If you see coolant dripping from the front-center of your engine, the gasket is a likely culprit.
Do I need to use gasket sealant with this part?
In most cases, this gasket is designed to be installed dry without any additional sealant. However, we always recommend consulting your engine's official service manual for specific procedures and requirements, as some applications may have unique instructions.
When should a water pump gasket be replaced?
The gasket should be replaced whenever the water pump is removed or replaced. It is also good practice to replace it as part of routine cooling system overhauls or if you notice any signs of leakage or degradation.
Is this gasket suitable for saltwater environments?
Yes, this part is designed for use in both industrial and marine applications, which includes saltwater environments. It is constructed from materials that hold up to the demands of marine use.
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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