HomeBelts and Cooling > Thermostat and HousingFour Seasons 86242 Engine Coolant Thermostat Housing - Lower
Part #: 86242

Four Seasons 86242 Engine Coolant Thermostat Housing - Lower

Thermostat Housing, Lower
⚙️ 17 vehicles fit this part
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Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
📦Thermostat Housing, Lower
🚗Fitment: Honda, HR-V and Civic
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST

Overview of Four Seasons Thermostat Housing 86242

The Four Seasons Thermostat Housing 86242 is designed specifically for Honda Civic and HR-V models. Crafted from durable aluminum, this engine coolant thermostat housing provides reliable performance and meets or exceeds OEM standards for quality and fitment.

  • Constructed from corrosion-resistant aluminum material
  • Compatible with Honda Civic and HR-V vehicles
  • Does not include thermostat or gasket/seal
  • Bolt hole center-to-center measurement: 1.22 inches
  • Inlet port diameter: 0.67 inches
  • Flange thickness and overall height both measure 2.68 inches
  • Meets or exceeds OEM specifications for durability and fit
  • Part number 86242 for precise identification

Detailed Product Description

This Four Seasons Thermostat Housing 86242 is an essential engine coolant component designed to house the thermostat securely while facilitating proper coolant flow. Made from aluminum, it offers strength and resistance to corrosion, which is critical for maintaining engine temperature regulation. The housing is designed without a thermostat included, allowing for flexibility in replacement or upgrade of the thermostat itself. Its precise dimensions, including a 1.22-inch bolt hole center-to-center spacing and a 0.67-inch inlet port diameter, ensure a proper fit on compatible Honda Civic and HR-V models.

The Four Seasons Thermostat Housing product line focuses on delivering reliable engine coolant components that meet or exceed OEM standards. This ensures that the housing integrates seamlessly with existing cooling systems, maintaining engine efficiency and preventing overheating issues.

Common Applications and Issues Addressed

  • Replacement of cracked or damaged thermostat housing
  • Resolving coolant leaks around the thermostat area
  • Preventing engine overheating due to faulty housing
  • Maintaining proper coolant flow and engine temperature regulation
  • Upgrading to a corrosion-resistant aluminum housing for longevity

Installation Notes and Tips

  • Ensure the engine is cool before beginning installation
  • Use a compatible gasket or seal, as this housing does not include one
  • Verify bolt hole alignment using the 1.22-inch center-to-center measurement
  • Check inlet port diameter compatibility with existing coolant hoses
  • Tighten bolts evenly to avoid warping the flange, which is 2.68 inches thick

Quality Assurance and Warranty

The Four Seasons Thermostat Housing 86242 is manufactured to meet or exceed OEM specifications, ensuring reliable fit and function for Honda Civic and HR-V vehicles. While the product does not include a gasket or thermostat, it is engineered for durability and corrosion resistance. Warranty coverage details should be confirmed with the product documentation or supplier.

BrandFour Seasons
Part Number86242
PositionThermostat Housing, Lower
Bolt Hole Center To Bolt Hole Center1.22
DescriptionEngine Coolant Components
Flange Thickness2.68
Gasket Or Seal IncludedNot Included
Inlet Port Diameter0.67
MaterialAluminum
Meets / Exceeds OEM?Yes
Overall Height IN2.68
Stylew/o Thermostat
Thermostat Included?Not Included
TypeThermostat Housing

This part fits 17 vehicles. Search below:

YearMakeModelSubmodelTransmissionLitersCylindersPositionNotes
2018HondaHR-VLXManualN/AThermostat Housing
2018HondaHR-VEXManualN/AThermostat Housing
2017HondaHR-VManualLowerThermostat Housing
2016HondaHR-VManualLowerThermostat Housing
2015HondaCivicSEManual1.8LL4LowerThermostat Housing
2015HondaCivicLXManual1.8LL4LowerThermostat Housing
2015HondaCivicEXManual1.8LL4LowerThermostat Housing
2015HondaCivicDXManual1.8LL4LowerThermostat Housing
2014HondaCivicLXManual1.8LL4LowerThermostat Housing
2014HondaCivicEXManual1.8LL4LowerThermostat Housing
2014HondaCivicDXManual1.8LL4LowerThermostat Housing
2013HondaCivicLXManual1.8LL4N/AThermostat Housing
2013HondaCivicEXManual1.8LL4N/AThermostat Housing
2013HondaCivicDXManual1.8LL4N/AThermostat Housing
2012HondaCivicLXManual1.8LL4LowerThermostat Housing
2012HondaCivicEXManual1.8LL4LowerThermostat Housing
2012HondaCivicDXManual1.8LL4LowerThermostat Housing

* 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:

19320R1AA0081707286242CH7020W98772

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