ERR3490 | Thermostat Gasket - 300Tdi | Defender, Discovery 1, Range Rover Classic
To check the stock of Genuine Parts before placing an order please use our Contact Us page
To check the stock of Genuine Parts before placing an order please use our Contact Us page
To check the stock of Genuine Parts before placing an order please use our Contact Us page
To check the stock of Genuine Parts before placing an order please use our Contact Us page
Land Rover Part Number: ERR3490 - Thermostat Gasket - 300Tdi
ERR3490 is a thermostat gasket for 300Tdi engines. Fitted between the thermostat housing and the engine block, it forms the sealing surface that prevents coolant leaks at the thermostat housing joint; replace whenever the housing is removed or a coolant leak is apparent.
Compatibility
- Defender (1987-2006) - 300Tdi
- Discovery 1 - 300Tdi
- Range Rover Classic (1992-1994) - 300Tdi
Frequently Asked Questions
ERR3490 seals the joint between the thermostat housing and the engine block on 300Tdi engines to prevent coolant escape. The gasket should be replaced whenever the thermostat housing is removed and mating faces should be clean and dry before fitting to ensure a reliable seal.
| Model | Variant |
|---|---|
| Land Rover Defender (1987-2006) | Thermostat Housing - 2.5L I4 300 TDi Diesel Turbo |
| Land Rover Discovery 1 | 300Tdi |
| Land Rover Range Rover Classic (1992-1994) | Thermostat Housing - 2.5L TDi (From JA610294) |
If you are unsure of compatibility with your vehicle, you can also confirm by checking against your V.I.N. Simply reach out to us with your V.I.N and desired part number via our Contact page or use our Finding Part Numbers page.
Replace the thermostat gasket whenever the thermostat housing is removed or if a coolant leak is detected at the housing; inspect the seal during routine cooling system services.
- C8 products are usually supplied by Britpart.
- L8 products are genuine Land Rover parts.
- Z8 products are normally supplied by Allmakes.
All products and accessories available on LRDirect.com come with a 2-year warranty.