Description
Overview:
This Gasket Thermo Cover is a genuine Yanmar OEM sealing gasket for the thermostat housing on selected Yanmar diesel engines. Made from a heat‐resistant composite gasket material, it provides a reliable seal between the thermostat cover and the cylinder head or housing, helping to prevent coolant leaks and maintain stable operating temperature. It is suitable for engines used in construction, agricultural and garden machinery where dependable cooling performance is essential. Designed to match the two‐bolt housing pattern used on these engines, it fits accurately without modification. Compatible with popular Yanmar models including 3JH and 4JH. Yanmar reference: 129795-49551 (often shown as 129795 49551).
Key Features:
- Genuine Yanmar OEM part for accurate fit and consistent performance
- Purpose‐made for the thermostat/thermo cover on listed Yanmar engines
- Heat and coolant resistant composite material to handle thermal cycling and system pressure
- Precisely cut sealing face and bolt holes to help prevent coolant seepage and leaks
- Supports correct engine temperature control and cooling system integrity
- Installs easily with standard tools; no trimming or modification required
- Good maintenance practice: replace whenever the thermostat housing is removed
- Compatible with common engine coolant types used in Yanmar industrial applications
- Suitable for plant, generator, pump, and garden machinery powered by these engines
Typical Applications:
Used when fitting or servicing the thermostat on Yanmar diesel engines powering compact excavators, dumpers, loaders, generators, compressors, water pumps, wood chippers, and heavy‐duty garden machinery. It restores the seal at the thermostat housing to minimise coolant loss, reduce air ingress, and maintain stable operating temperature for efficient, reliable engine running.
Also known as:
Thermostat cover gasket, thermo cover gasket, thermostat housing gasket, water outlet gasket, cooling system gasket, engine coolant gasket, Yanmar thermostat gasket, housing seal, water neck gasket.
Fits Models:
3JH, 3TNE68, 3TNE82A-ETB, 3TNE82A-EWA, 3TNE88, 3TNV82A-BPTB, 3TNV82A-KWA, 3TNV88-BPTB2, 3TNV88-BPTS, 3TNV88-MWA, 3TNV88-XTBZ, 3TNV88-XWA, 3TNV88-XWA2, 4JH, 4TNE84, 4TNE84T, 4TNE88, 4TNV84-KWA, 4TNV84T-KWA, 4TNV84T-MWA, 4TNV84T-XWA, 4TNV88-BPTB, 4TNV88-QTB, 4TNV88-QTBZ, 4TNV88-XWA, 4TNV88-XWA2
Product Specifications
| L&S Part No. | 129795 49551 |
|---|---|
| Part Type | Genuine Part |
| Manufacturer | Yanmar |
| OEM No. | 129795-49551 |
| Unit of Sale | 1 |
| Applications | 3JH, 3TNE68, 3TNE82A-ETB, 3TNE82A-EWA, 3TNE88, 3TNV82A-BPTB, 3TNV82A-KWA, 3TNV88-BPTB2, 3TNV88-BPTS, 3TNV88-MWA, 3TNV88-XTBZ, 3TNV88-XWA, 3TNV88-XWA2, 4JH, 4TNE84, 4TNE84T, 4TNE88, 4TNV84-KWA, 4TNV84T-KWA, 4TNV84T-MWA, 4TNV84T-XWA, 4TNV88-BPTB, 4TNV88-QTB, 4TNV88-QTBZ, 4TNV88-XWA, 4TNV88-XWA2 |
| Machine Type | Engines |
| Fits Brands | Yanmar |
| Fits Models | 3TNE68 | 3TNE82A-ETB | 3TNE88 | 3TNE82A-EWA | 4TNE88 | 4TNE84T | 4TNE84 | 3TNV88-XTBZ | 4TNV88-QTB | 4TNV88-QTBZ | 3TNV82A-BPTB | 3TNV88-BPTB2 | 4TNV88-BPTB | 3TNV82A-KWA | 3TNV88-XWA2 | 3TNV88-XWA | 4TNV84T-XWA | 4TNV88-XWA | 4TNV84T-KWA | 4TNV84T-MWA | 3TNV88-MWA | 4TNV88-XWA2 | 4TNV84-KWA | 3TNV88-BPTS | 4TNE88-RBS1 |
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