Engine Coolant Thermostat Assembly 16031-31011 for Toyota Prado 4000 Land Cruiser GRJ120
$14.63
Shop the 16031-31011 Engine Coolant Thermostat Assembly for Toyota Prado 4000 GRJ120. Ensure optimal engine temperature and fuel efficiency with this OEM-quality part.
47457 in stock
Description
Key Selling Points
- Perfect Fitment: Specifically engineered as a direct replacement for Toyota Prado 4000 GRJ120 models, ensuring OEM-level compatibility and performance.
- Efficient Temperature Regulation: Features advanced smart thermal control to maintain optimal engine operating temperatures, preventing overheating and improving fuel efficiency.
- Durable Construction: Built with high-grade materials to resist corrosion and thermal fatigue, extending the life of your engine's cooling system.
- OEM Interchange Part Numbers: Fully compatible with OE numbers 16031-31011, 16031-0P010, and 1603131011 for a reliable, bolt-on installation.
- Engine Health Protection: Helps reduce engine wear by ensuring quick warm-ups and stable cooling cycles, essential for long-term vehicle reliability.
Technical Specifications
| Part Number | 16031-31011, 16031-0P010 |
|---|---|
| Placement on Vehicle | Engine Compartment |
| Vehicle Compatibility | Toyota Prado 4000 GRJ120 |
| Product Type | Engine Coolant Thermostat Housing Assembly |
| Function | Automatic Temperature Control |
FAQ Q&A
Q: What are the symptoms of a failing thermostat in a Toyota Prado 4000?
A: Common signs include engine overheating, erratic temperature gauge readings, and leaking coolant around the housing. Replacing with the 16031-31011 assembly restores proper flow.
Q: Is this thermostat assembly a direct bolt-on replacement?
A: Yes, this unit is designed to match the factory specifications of the Toyota GRJ120 engine cooling system for a seamless, direct-fit installation without modification.
Q: Does this part number 16031-31011 include the housing?
A: Yes, this is a complete thermostat assembly including both the internal thermostat valve and the exterior housing as shown in the OE reference.

















Additional information
| Weight | 0.65 kg |
|---|---|
| Dimensions | 15 × 12 × 12 cm |
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