Facet 7.8400S Engine Coolant Thermostat

Reliable Engine Coolant Thermostat for Nissan and INFINITI Vehicles

The Facet 7.8400S engine coolant thermostat is designed to maintain optimal engine temperature for a range of Nissan and INFINITI models. This thermostat ensures efficient cooling system performance, helping to prevent overheating and improve engine longevity.

• Compatible with Nissan 200SX, 240SX, Altima, D21, Frontier, G20, Pickup, Sentra, Xterra, and INFINITI NX models
• Engine coolant thermostat designed for precise temperature regulation
• Durable construction for consistent performance under varying conditions
• Part number 7.8400S for easy identification and replacement

Product Details and Functionality

The Facet 7.8400S engine coolant thermostat plays a critical role in regulating the flow of coolant through the engine. By opening and closing at specific temperatures, it helps maintain the engine within its ideal operating range. This prevents engine overheating and reduces wear caused by temperature fluctuations. The thermostat is engineered to meet the specifications required by Nissan and INFINITI vehicles, ensuring compatibility and reliable operation.

Compatible Vehicles and Applications

• Designed for Nissan 200SX and 240SX models, supporting their cooling system needs
• Suitable for Nissan Altima, D21, Frontier, G20, Pickup, Sentra, and Xterra vehicles
• Compatible with INFINITI NX models requiring precise engine temperature control
• Ideal for replacing faulty or worn thermostats to restore proper engine cooling

Installation Notes and Tips

When installing the Facet 7.8400S thermostat, ensure the engine is cool before beginning work. Properly drain the coolant system to avoid spills and contamination. Verify the orientation of the thermostat matches manufacturer specifications to ensure correct operation. After installation, refill the cooling system and bleed any air pockets to maintain system efficiency.

Quality Assurance and Warranty

Facet engine coolant thermostats are manufactured to meet industry standards for durability and performance. While specific warranty details for part number 7.8400S are not provided, Facet products typically undergo quality control testing to ensure reliability in automotive applications.