NTP WH-HNA-78 Engine Coolant Thermostat C Housing Integrated - 78

The NTP WH-HNA-78 is a high-quality engine coolant thermostat with a 78°C (172°F) opening temperature, designed as a direct replacement for Honda and Acura vehicles. This Japanese-manufactured thermostat features a housing-integrated design that combines the water inlet and thermostat as a single unit for improved reliability and easier installation.

Key Features:

• 78°C operating temperature for optimal engine thermal management
• Housing integrated design with aluminum or plastic water inlet
• Made in Japan to exacting quality standards
• Direct replacement for Honda OEM part number 19301-PNA-003
• Includes gasket or seal, with 3-bolt hole design
• Constructed from high-quality materials including brass and stainless steel

This thermostat helps increase engine life by maintaining proper cooling system operation. The pressure-relief design opens in response to both temperature and pressure changes, reducing temperature swings and promoting better coolant mixing. Backed by a 24-month or 24,000-mile warranty against defects in materials or workmanship.

Cross-Reference Part Numbers: 19301-PNA-003, 19301PNA003 (Honda), THH-001 (AISIN), 143-0814 (Beck/Arnley), 14757 (Stant)