Motorad CH6219 Engine Coolant Thermostat Housing - Lower

Brand Motorad CH6219
Position Lower
Material Plastic
Color Black
Outlet Port Diameter 1.25
Gasket Or Seal Included Yes
Mounting Hole Quantity 3
Bolts Included No
Outlet Diameter 1.25 in
Fits Acura and Honda · 11 vehicles

OE supplier quality. Built to OEM standards with proprietary material for demanding cooling systems.

Leak tested. Thermal shock validated for dependable cooling-system performance.

Plastic housing. Lightweight black construction with a 1.25 in outlet port.

Cross-references Dorman - OE Solutions 902-5190, Focus Auto Parts 86019 and Gates CO34888 for the same application. See all 7.

$39.34Free 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 $39.34
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 Honda and Acura

Motorad CH6219 is an engine coolant thermostat housing built to OE-quality standards for select Honda and Acura applications. It features a plastic housing, black finish, integrated seal, and a 1.25 in outlet diameter for lower cooling-system service on covered vehicles.

Key Features

  • Engine coolant thermostat housing for lower cooling-system placement
  • Plastic construction with black finish
  • 1.25 in outlet diameter / 1.25 in outlet port diameter
  • Gasket or seal included for service replacement
  • 3 mounting holes for the specified OE-style fitment
  • Thermal shock validated and 100% leak tested
  • Meets or exceeds OEM standards per manufacturer specification

Detailed Description

Motorad CH6219 is an OE-style engine coolant thermostat housing for 2002-2006 Acura RSX, 2002-2006 Honda CR-V, and 2002 Honda Civic in the lower position. This part cross-references Dorman OE Solutions 902-5190 and Gates CO34888 for the same application. The housing is manufactured using proprietary material selected for demanding cooling-system conditions, and the included seal supports a direct replacement service on the listed Honda Civic, Honda CR-V, and Acura RSX applications.

What This Part Helps Address

  • Coolant leakage at the thermostat housing
  • Cracked or warped plastic housing surfaces
  • Failed sealing at the lower coolant outlet
  • Cooling-system service on a worn Honda Civic, Honda CR-V, or Acura RSX housing
  • Fitment issues related to the OE-style 3-bolt flange design

Installation Notes and Tips

Verify the lower mounting location, 3-bolt flange layout, and 1.25 in outlet size before installation. Inspect the mating surfaces and cooling passages for residue or damage, and replace coolant as required during thermostat housing service. Bolts are not included.

Quality Assurance

Motorad manufactures this thermostat housing to OEM quality standards as an OE supplier. It is thermal shock validated and 100% leak tested to support reliable sealing and cooling-system performance on the specified applications.

This part fits 11 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelLitersCylindersPositionNotes
2006AcuraRSX2.0LL4LowerEngine Coolant Water Outlet - Includes housing and seal
2006HondaCR-V2.4LL4LowerEngine Coolant Water Outlet - Includes housing and seal
2005AcuraRSX2.0LL4LowerEngine Coolant Water Outlet - Includes housing and seal
2005HondaCR-V2.4LL4LowerEngine Coolant Water Outlet - Includes housing and seal
2004AcuraRSX2.0LL4LowerEngine Coolant Water Outlet - Includes housing and seal
2004HondaCR-V2.4LL4LowerEngine Coolant Water Outlet - Includes housing and seal
2003AcuraRSX2.0LL4LowerEngine Coolant Water Outlet - Includes housing and seal
2003HondaCR-V2.4LL4LowerEngine Coolant Water Outlet - Includes housing and seal
2002AcuraRSX2.0LL4LowerEngine Coolant Water Outlet - Includes housing and seal
2002HondaCivic2.0LL4LowerIncludes housing and seal; 3 Bolt Flange
2002HondaCR-V2.4LL4LowerEngine Coolant Water Outlet - Includes housing and seal
Directly replaces or cross-references 7 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Dorman - OE Solutions — 902-5190Focus Auto Parts — 86019Gates — CO34888Motorad — CH62199CH621919320PNA003NI