Thermostat Gasket Description
The YNF16354 Thermostat Cover Gasket (Part No. 12979549551) is designed for use in Yanmar 3TNV88 diesel engines, commonly found in ZX30U-2 mini excavators. This gasket creates a critical seal between the thermostat housing and the engine, preventing coolant leaks and maintaining consistent engine temperature. Manufactured from premium-grade, high-temperature resistant material, it withstands long-term exposure to coolant, pressure, and thermal cycling. Whether you’re servicing a compact excavator or preparing a batch of engine rebuild kits for resale, this gasket delivers OEM-level reliability and easy installation. Learn more about [cooling system sealing solutions] with our product specialists.
Thermostat Gasket Technical Sheet
| Parameter |
Detail |
| Part Number |
12979549551 |
| YNF Code |
YNF16354 |
| Applicable Models |
ZX30U-2, Yanmar 3TNV88 Engine |
| Product Category |
Engine Cooling System Gaskets |
| Material |
Rubber-composite, Heat-resistant |
| Installation Position |
Thermostat Housing Cover |
| Function |
Prevent Coolant Leakage |
| Brand |
YNF |
| Origin |
China |
| MOQ |
10 Pieces (for small gaskets) |
| Shipping Method |
Express / Air / Sea |
| Payment Method |
T/T, PayPal, Western Union |
Thermostat Gasket Applications
| Equipment Type |
Application Scenario |
| Mini Excavators |
Sealing thermostat cover on engine cooling |
| Agricultural Machinery |
Yanmar engine coolant system maintenance |
| Diesel Generators |
Compact engine cooling gasket replacement |
| Forklifts |
3TNV88 engine thermostat cover sealing |
Thermostat Gasket 12979549551 Detail Display
Related Products:
-
Thermostat valves for 3TNV88 engines
-
Full gasket kits for Yanmar engine models
-
Radiator hoses and cooling pipes
-
Water pump seals and cover plates
FAQ:
Q: Does this gasket fit the original Yanmar 3TNV88 engine?
A: Yes, it is a direct OEM-spec replacement for Part No. 12979549551.
Q: Is it resistant to coolant and high temperatures?
A: Absolutely, it is built from durable, chemical-resistant materials suitable for long-term operation.
Knowledge Base:
Maintaining a sealed cooling system prevents engine overheating and coolant evaporation. Replacing worn gaskets early protects your engine and avoids downtime.
