HomeBelts and Cooling > Thermostat and HousingBeck Arnley 143-0978 Engine Coolant Thermostat Housing Assembly
Part #: 143-0978

Beck Arnley 143-0978 Engine Coolant Thermostat Housing Assembly

⚙️ 17 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Acura and Honda, Accord, RDX, and TLX
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Reliable Engine Coolant Thermostat Housing Assembly

The Beck Arnley 143-0978 engine coolant thermostat housing assembly is designed to maintain optimal engine temperature for Acura and Honda vehicles. Engineered to activate at 78°C (172°F), this thermostat housing assembly ensures precise temperature regulation for efficient engine performance.

  • Temperature activation point at 78°C (172°F) for accurate engine temperature control
  • Compatible with Acura and Honda models including Accord, RDX, and TLX
  • Durable construction to withstand engine heat and pressure
  • Direct replacement for OEM thermostat housing assemblies
  • Part number 143-0978 for easy identification and fitment

Product Details and Specifications

This Beck Arnley engine coolant thermostat housing assembly (part number 143-0978) is specifically designed for Acura and Honda vehicles such as the Accord, RDX, and TLX. The thermostat activates at a temperature of 78°C (172°F), allowing the engine to reach and maintain the ideal operating temperature. This precise activation point helps prevent engine overheating and promotes efficient fuel consumption. The housing assembly is manufactured to meet or exceed OEM standards, ensuring a reliable fit and long-lasting performance under normal operating conditions.

Compatible Vehicles and Applications

This thermostat housing assembly is compatible with the following makes and models:

  • Acura Accord
  • Acura RDX
  • Acura TLX
  • Honda Accord
  • Honda RDX
  • Honda TLX

Common Issues Addressed by This Thermostat Housing Assembly

  • Engine overheating due to thermostat failure
  • Erratic engine temperature fluctuations
  • Coolant leaks from damaged or cracked thermostat housing
  • Poor engine performance caused by improper coolant flow
  • Check engine light triggered by temperature sensor faults

Installation Notes and Tips

When installing the Beck Arnley 143-0978 thermostat housing assembly, ensure the engine is cool before beginning work. Properly drain the coolant system to avoid spills and contamination. Inspect the surrounding components for wear or damage and replace any faulty parts as needed. Use a torque wrench to tighten bolts to manufacturer specifications to prevent leaks or damage. After installation, refill the cooling system and bleed air pockets to maintain optimal coolant circulation.

Quality Assurance and Warranty

Beck Arnley parts are manufactured to meet or exceed OEM specifications, providing reliable performance and durability. The 143-0978 thermostat housing assembly undergoes rigorous quality control testing to ensure proper fit and function. While specific warranty details are not provided here, Beck Arnley typically offers limited warranties covering defects in materials and workmanship. Consult product documentation or the manufacturer for exact warranty terms.

BrandBeck Arnley
Part Number143-0978
Temperature Activation Point78c/172f

This part fits 17 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2025AcuraRDX2.0LL4N/ATEMPERATURE 78C/172F
2025AcuraTLX2.0LL4N/ATEMPERATURE 78C/172F
2024AcuraRDX2.0LL4N/ATEMPERATURE 78C/172F
2024AcuraTLX2.0LL4N/ATEMPERATURE 78C/172F
2023AcuraRDX2.0LL4N/ATEMPERATURE 78C/172F
2023AcuraTLX2.0LL4N/ATEMPERATURE 78C/172F
2022AcuraRDX2.0LL4N/ATEMPERATURE 78C/172F
2022AcuraTLX2.0LL4N/ATEMPERATURE 78C/172F
2022HondaAccord2.0LL4N/ATEMPERATURE 78C/172F
2021AcuraRDX2.0LL4N/ATEMPERATURE 78C/172F
2021AcuraTLX2.0LL4N/ATEMPERATURE 78C/172F
2021HondaAccord2.0LL4N/ATEMPERATURE 78C/172F
2020AcuraRDX2.0LL4N/ATEMPERATURE 78C/172F
2020HondaAccord2.0LL4N/ATEMPERATURE 78C/172F
2019AcuraRDX2.0LL4N/ATEMPERATURE 78C/172F
2019HondaAccord2.0LL4N/ATEMPERATURE 78C/172F
2018HondaAccord2.0LL4N/ATEMPERATURE 78C/172F

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.