Aisin THN-021 Engine Coolant Thermostat Housing Assembly - Upper

Reliable Engine Coolant Thermostat Housing Assembly

The Aisin THN-021 Engine Coolant Thermostat Housing Assembly is designed to maintain optimal engine temperature for select INFINITI and Nissan vehicles. This component ensures efficient coolant flow and temperature regulation, critical for engine performance and longevity.

• Compatible with INFINITI 350Z, JX35, QX60, and Nissan Altima, Maxima, Murano, Pathfinder, Qashqai, Quest models
• Part number THN-021 for precise identification and fitment
• Manufactured under Aisin's Original Equipment Manufacturer product line
• Engine coolant thermostat housing assembly designed for durability and proper sealing
• GTIN 04580281471110 for easy tracking and verification

Product Line and Brand Information

This thermostat housing assembly is part of Aisin's Original Equipment Manufacturer product line, which focuses on delivering components that meet the exact specifications and quality standards of the original vehicle parts. This ensures compatibility and reliable performance for your INFINITI and Nissan vehicles.

Detailed Product Description

The THN-021 thermostat housing assembly plays a crucial role in the engine cooling system by housing the thermostat that regulates coolant flow. Proper temperature control prevents engine overheating and promotes efficient fuel combustion. Designed specifically for INFINITI 350Z, JX35, QX60, and Nissan Altima, Maxima, Murano, Pathfinder, Qashqai, and Quest models, this part ensures a precise fit and function. Using this assembly helps maintain the integrity of the cooling system and supports overall engine health.

Common Issues Addressed by This Part

• Engine overheating due to thermostat housing leaks or failure
• Coolant leaks causing low coolant levels and engine damage
• Erratic engine temperature readings affecting performance
• Thermostat sticking or malfunctioning leading to poor temperature regulation
• Replacement of worn or cracked thermostat housing to restore cooling system integrity

Installation Notes and Tips

When installing the Aisin THN-021 thermostat housing assembly, ensure the engine is cool before beginning work. Properly clean the mounting surface to prevent leaks and use the correct torque specifications to avoid damage. Verify compatibility with your specific INFINITI or Nissan model to ensure a proper fit. It is recommended to inspect the thermostat and coolant system components during installation for any additional maintenance needs.

Quality Assurance and Warranty

Aisin's Original Equipment Manufacturer parts are produced to meet stringent quality standards, ensuring reliable performance and durability. The THN-021 thermostat housing assembly undergoes rigorous testing to comply with OEM specifications. Warranty coverage details should be confirmed with the parts provider or manufacturer documentation.