HomeBelts and Cooling > Thermostat and HousingBeck Arnley 143-0931 Engine Coolant Thermostat Housing Assembly
Part #: 143-0931

Beck Arnley 143-0931 Engine Coolant Thermostat Housing Assembly

⚙️ 44 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Toyota and Lexus, Corolla, Prius, Prius AWD-e, Prius Prime, CT200h, Prius V, and Prius Plug-In
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Overview of Beck Arnley Engine Coolant Thermostat Housing Assembly

The Beck Arnley 143-0931 Engine Coolant Thermostat Housing Assembly is designed for precise temperature regulation in select Lexus and Toyota vehicles. This component plays a critical role in maintaining optimal engine temperature, ensuring efficient performance and preventing overheating.

  • Compatible with Lexus and Toyota models including Corolla, CT200h, Prius, Prius AWD-e, Prius Plug-In, Prius Prime, and Prius V
  • Engine coolant thermostat housing assembly with a temperature rating of 179°F
  • Contains lead and lead compounds as part of its chemical composition
  • Durable construction designed to withstand engine heat and pressure
  • OEM-quality fitment for reliable installation and operation

Detailed Product Description

The Beck Arnley 143-0931 thermostat housing assembly is engineered to regulate coolant flow based on engine temperature, activating at 179 degrees Fahrenheit to maintain optimal operating conditions. This assembly is essential for preventing engine overheating and ensuring consistent engine performance. It is specifically designed for use in various Lexus and Toyota models, including the Corolla, CT200h, and multiple Prius variants such as the AWD-e, Plug-In, Prime, and V models. The presence of lead and lead compounds in the material composition is noted for compliance and safety awareness.

Compatible Vehicles and Applications

  • Temperature regulation in Lexus and Toyota Corolla engines
  • Cooling system management for Toyota Prius and Prius AWD-e models
  • Thermostat housing replacement for Prius Plug-In, Prius Prime, and Prius V
  • Maintains engine temperature to prevent overheating and improve fuel efficiency
  • Supports proper coolant circulation in hybrid and conventional engine systems

Installation Notes and Tips

  • Ensure engine is cool before beginning installation to avoid burns
  • Drain coolant system prior to removing the old thermostat housing
  • Inspect gasket surfaces and replace seals as necessary to prevent leaks
  • Torque bolts to manufacturer specifications to avoid damage
  • Refill coolant and bleed air from the system after installation

Quality Assurance and Warranty Information

Beck Arnley parts are manufactured to meet or exceed OEM standards, providing reliable fit and function. The 143-0931 thermostat housing assembly undergoes rigorous quality control to ensure durability and performance under normal operating conditions. Warranty coverage details should be confirmed with the original product documentation or supplier.

BrandBeck Arnley
Part Number143-0931
Are You Using The Long Form WarningY
Chemical(s) at IssueLEAD AND LEAD COMPOUNDS
TEMPERATURE179

This part fits 44 vehicles. Search below:

YearMakeModelSubmodelLitersCylindersPositionNotes
2023ToyotaCorolla1.8LL4N/ATEMPERATURE 81C/179F
2022ToyotaCorollaHybrid LE1.8LL4N/ATEMPERATURE 81C/179F
2022ToyotaPrius1.8LL4N/ATEMPERATURE 81C/179F
2022ToyotaPrius AWD-e1.8LL4N/ATEMPERATURE 81C/179F
2022ToyotaPrius Prime1.8LL4N/ATEMPERATURE 81C/179F
2021ToyotaCorollaHybrid LE1.8LL4N/ATEMPERATURE 81C/179F
2021ToyotaPrius1.8LL4N/ATEMPERATURE 81C/179F
2021ToyotaPrius AWD-e1.8LL4N/ATEMPERATURE 81C/179F
2021ToyotaPrius Prime1.8LL4N/ATEMPERATURE 81C/179F
2020ToyotaCorollaHybrid LE1.8LL4N/ATEMPERATURE 179
2020ToyotaPrius1.8LL4N/ATEMPERATURE 179
2020ToyotaPrius AWD-e1.8LL4N/ATEMPERATURE 179
2020ToyotaPrius Prime1.8LL4N/ATEMPERATURE 179
2019ToyotaPrius1.8LL4N/ATEMPERATURE 179
2019ToyotaPrius AWD-e1.8LL4N/ATEMPERATURE 179
2019ToyotaPrius Prime1.8LL4N/ATEMPERATURE 179
2018ToyotaPrius1.8LL4N/ATEMPERATURE 179
2018ToyotaPrius Prime1.8LL4N/ATEMPERATURE 179
2017LexusCT200h1.8LL4N/ATEMPERATURE 179
2017ToyotaPrius1.8LL4N/ATEMPERATURE 179
2017ToyotaPrius Prime1.8LL4N/ATEMPERATURE 179
2017ToyotaPrius V1.8LL4N/ATEMPERATURE 179
2016LexusCT200h1.8LL4N/ATEMPERATURE 179
2016ToyotaPrius1.8LL4N/ATEMPERATURE 179
2016ToyotaPrius V1.8LL4N/ATEMPERATURE 179
2015LexusCT200h1.8LL4N/ATEMPERATURE 179
2015ToyotaPrius1.8LL4N/ATEMPERATURE 179
2015ToyotaPrius Plug-In1.8LL4N/ATEMPERATURE 179
2015ToyotaPrius V1.8LL4N/ATEMPERATURE 179
2014LexusCT200h1.8LL4N/ATEMPERATURE 179
2014ToyotaPrius1.8LL4N/ATEMPERATURE 179
2014ToyotaPrius Plug-In1.8LL4N/ATEMPERATURE 179
2014ToyotaPrius V1.8LL4N/ATEMPERATURE 179
2013LexusCT200h1.8LL4N/ATEMPERATURE 179
2013ToyotaPrius1.8LL4N/ATEMPERATURE 179
2013ToyotaPrius Plug-In1.8LL4N/ATEMPERATURE 179
2013ToyotaPrius V1.8LL4N/ATEMPERATURE 179
2012LexusCT200h1.8LL4N/ATEMPERATURE 179
2012ToyotaPrius1.8LL4N/ATEMPERATURE 179
2012ToyotaPrius Plug-In1.8LL4N/ATEMPERATURE 179
2012ToyotaPrius V1.8LL4N/ATEMPERATURE 179
2011LexusCT200h1.8LL4N/ATEMPERATURE 179
2011ToyotaPrius1.8LL4N/ATEMPERATURE 179
2010ToyotaPrius1.8LL4N/ATEMPERATURE 179

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

This part directly replaces or is cross-referenced with the following part numbers:

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.