Gates
Coolant Outlet

Gates CO35036 Engine Coolant Thermostat Housing

Brand Gates CO35036
Material Aluminum, steel
Outlet Outside Diameter .67
Bolt Hole Quantity 3
Type Thermostat housing
Gasket Quantity 0
Outlet Inside Diameter .55
9841 0
9848 No
Contents Thermostat housing
OE Exact No
Product line Coolant Outlet
Fits Scion and Toyota · 12 vehicles

OE-style fit. Fits and performs like the original for straightforward replacement.

Aluminum and steel construction. Helps address common material issues in aftermarket housings.

Thermostat housing. A complete coolant outlet assembly for the cooling system.

Cross-references 1632337040 for the same application. See all 1.

$78.24Free shipping
In stock · usually ships same day before 1pm CST
Step 1 — Confirm fitment
Free return shipping if it doesn't fit when you check fitment here first.
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
Step 2 — Quantity
Order total $78.24
Free shipping to the continental U.S.
Free returns within 60 days if it doesn't fit when fitment is verified.

Engine Coolant Thermostat Housing for Toyota

Gates CO35036 is an engine coolant thermostat housing built for select Toyota and Scion applications. It is designed as a direct-fit coolant outlet solution that matches original-style fitment and supports long service life in the cooling system.

Key Features

  • Thermostat housing for the engine coolant outlet location
  • Constructed from aluminum and steel for cooling-system durability
  • Outlet outside diameter: .67 in.
  • Outlet inside diameter: .55 in.
  • 3-bolt hole design
  • Contents: thermostat housing
  • OE exact: No

Product Details

The Gates Coolant Outlet line focuses on replacing common aftermarket cooling-system weak points with a practical, cost-effective housing solution. CO35036 is engineered to fit and perform like the original coolant outlet assembly while addressing material and manufacturing concerns often seen in replacement parts. This part number, CO35036, is a direct option for drivers servicing a Toyota Corolla, Toyota C-HR, Toyota Corolla iM, or Scion iM cooling system.

This part cross-references OE number 1632337040 for the same application.

What It Helps Address

  • Cracked or leaking thermostat housing
  • Coolant seepage at the engine coolant water outlet
  • Damaged outlet flange or bolt-hole area
  • Cooling-system service needs on Toyota Corolla and Toyota C-HR applications
  • Replacement of a worn coolant outlet on Scion iM and Corolla iM models

Installation Notes

Verify the outlet diameter, bolt-hole count, and vehicle application before installation. This housing does not list a gasket included, so confirm the required sealing components for your repair. Use the vehicle’s cooling-system service procedure and refill/bleed the system after installation.

Quality Assurance

Gates positions this Coolant Outlet program as a fit-and-function replacement line for original-style cooling-system service, with materials selected for long-term use in thermostat housing applications.

Compatible Vehicles

  • Fits 2018-2020 Toyota C-HR, Engine Coolant Water Outlet - Thermostat Housing; Coolant Outlet
  • Fits 2020 Toyota Corolla, Engine Coolant Water Outlet - Thermostat Housing; Coolant Outlet
  • Fits 2014-2018 Toyota Corolla, Engine Coolant Water Outlet - Thermostat Housing; Coolant Outlet
  • Fits 2017-2018 Toyota Corolla iM, Engine Coolant Water Outlet - Thermostat Housing; Coolant Outlet
  • Fits 2016 Scion iM, Engine Coolant Water Outlet - Thermostat Housing; Coolant Outlet
This part fits 12 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelSubmodelLitersCylindersFuel TypePositionNotes
2020ToyotaC-HR—2.0LL4GASN/AEngine Coolant Water Outlet - Thermostat Housing; Coolant Outlet
2020ToyotaCorolla—1.8LL4GASN/AEngine Coolant Water Outlet - Thermostat Housing; Coolant Outlet
2019ToyotaC-HR—2.0LL4GASN/AEngine Coolant Water Outlet - Thermostat Housing; Coolant Outlet
2018ToyotaC-HR—2.0LL4GASN/AEngine Coolant Water Outlet - Thermostat Housing; Coolant Outlet
2018ToyotaCorollaLE Eco1.8LL4GASN/AEngine Coolant Water Outlet - Thermostat Housing; Coolant Outlet
2018ToyotaCorolla iM—1.8LL4GASN/AEngine Coolant Water Outlet - Thermostat Housing; Coolant Outlet
2017ToyotaCorollaLE Eco1.8LL4GASN/AEngine Coolant Water Outlet - Thermostat Housing; Coolant Outlet
2017ToyotaCorolla iM—1.8LL4GASN/AEngine Coolant Water Outlet - Thermostat Housing; Coolant Outlet
2016ScioniM—1.8LL4GASN/AEngine Coolant Water Outlet - Thermostat Housing; Coolant Outlet
2016ToyotaCorollaLE Eco1.8LL4GASN/AEngine Coolant Water Outlet - Thermostat Housing; Coolant Outlet
2015ToyotaCorollaLE Eco1.8LL4GASN/AEngine Coolant Water Outlet - Thermostat Housing; Coolant Outlet
2014ToyotaCorollaLE Eco1.8LL4GASN/AEngine Coolant Water Outlet - Thermostat Housing; Coolant Outlet
Directly replaces or cross-references 1 part number
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
1632337040