HomeBelts and Cooling > Thermostat and HousingMotorad CH4021 Engine Coolant Thermostat Housing
Part #: CH4021

Motorad CH4021 Engine Coolant Thermostat Housing

⚙️ 22 vehicles fit this part
🔍
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$21.19Free Shipping
🚚Free ShippingNo Cost to Continental U.S.
🔄Free Returns*Wrong fit? No cost
🛡️60-Day ReturnsMoney back guarantee
*Free return shipping only qualifies if our fitment verification tool is used.
🔥
✅ In Stock · Ready To Ship Most orders ship same-day if ordered before 1pm CST.
OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Chrysler, Dodge, and Jeep, Caravan, Liberty, TJ, Voyager, and Wrangler
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST

Reliable Engine Coolant Thermostat Housing for Chrysler, Dodge, Jeep

The Motorad CH4021 engine coolant thermostat housing is designed to provide a durable and precise fit for select Chrysler, Dodge, and Jeep models. Engineered from steel and finished in black, this thermostat housing ensures reliable performance and long-lasting service in your vehicle's cooling system.

  • Constructed from durable steel material for strength and heat resistance
  • Black finish for corrosion protection and a clean appearance
  • Outlet port diameter of 1.31 inches for proper coolant flow
  • Includes gasket or seal to ensure a secure, leak-free installation
  • Features two mounting holes for stable attachment
  • Compatible with Chrysler Caravan, Dodge Voyager, Jeep Liberty, Wrangler, and TJ models

Detailed Product Description

The Motorad CH4021 thermostat housing is a critical component in the engine cooling system, responsible for housing the thermostat that regulates coolant flow. Made from steel, this housing offers enhanced durability and resistance to the high temperatures and pressures found in engine compartments. The black finish adds an extra layer of corrosion resistance, helping to extend the life of the part. With an outlet port diameter of 1.31 inches, it matches OEM specifications to maintain proper coolant circulation. The included gasket or seal ensures a tight fit, preventing leaks and maintaining system integrity. Designed with two mounting holes, the housing secures firmly to the engine block, providing stable and reliable operation.

Compatible Vehicles and Common Applications

  • Chrysler Caravan engine coolant thermostat housing replacement
  • Dodge Voyager cooling system thermostat housing repair
  • Jeep Liberty thermostat housing for engine coolant regulation
  • Jeep Wrangler and TJ models requiring a steel thermostat housing

Installation Notes and Tips

When installing the Motorad CH4021 thermostat housing, ensure the engine is cool to avoid injury. Remove the old housing carefully, clean the mounting surface thoroughly, and inspect for any damage. Use the included gasket or seal to prevent leaks, but note that mounting bolts are not included and must be reused or replaced separately. Tighten mounting bolts evenly to the manufacturer's torque specifications to avoid warping the housing.

Quality Assurance and Warranty

Motorad manufactures the CH4021 thermostat housing to meet or exceed OEM standards, ensuring reliable performance in your Chrysler, Dodge, or Jeep vehicle. The steel construction and included gasket contribute to a secure and durable fit. Please refer to Motorad's warranty policy for specific coverage details.

BrandMotorad
Part NumberCH4021
MaterialSteel
ColorBlack
Outlet Port Diameter1.31
Gasket Or Seal IncludedYes
Mounting Hole Quantity2
Bolts IncludedNo
Outlet Diameter1.31 in

This part fits 22 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2007DodgeCaravan2.4LL4N/AEngine Coolant Water Outlet with housing and gasket included.
2006DodgeCaravan2.4LL4N/AEngine Coolant Water Outlet with housing and gasket included.
2006JeepTJ2.4LL4N/AEngine Coolant Water Outlet with housing and gasket included.
2006JeepWrangler2.4LL4N/AEngine Coolant Water Outlet with housing and gasket included.
2005DodgeCaravan2.4LL4N/AEngine Coolant Water Outlet with housing and gasket included.
2005JeepLiberty2.4LL4N/AEngine Coolant Water Outlet with housing and gasket included.
2005JeepTJ2.4LL4N/AEngine Coolant Water Outlet with housing and gasket included.
2005JeepWrangler2.4LL4N/AEngine Coolant Water Outlet with housing and gasket included.
2004DodgeCaravan2.4LL4N/AEngine Coolant Water Outlet with housing and gasket included.
2004JeepLiberty2.4LL4N/AEngine Coolant Water Outlet with housing and gasket included.
2004JeepTJ2.4LL4N/AEngine Coolant Water Outlet with housing and gasket included.
2004JeepWrangler2.4LL4N/AEngine Coolant Water Outlet with housing and gasket included.
2003ChryslerVoyager2.4LL4N/AEngine Coolant Water Outlet with housing and gasket included.
2003DodgeCaravan2.4LL4N/AEngine Coolant Water Outlet with housing and gasket included.
2003JeepLiberty2.4LL4N/AEngine Coolant Water Outlet with housing and gasket included.
2003JeepTJ2.4LL4N/AEngine Coolant Water Outlet with housing and gasket included.
2003JeepWrangler2.4LL4N/AEngine Coolant Water Outlet with housing and gasket included.
2002ChryslerVoyager2.4LL4N/AEngine Coolant Water Outlet with housing and gasket included.
2002DodgeCaravan2.4LL4N/AEngine Coolant Water Outlet with housing and gasket included.
2002JeepLiberty2.4LL4N/AEngine Coolant Water Outlet with housing and gasket included.
2001ChryslerVoyager2.4LL4N/AEngine Coolant Water Outlet with housing and gasket included.
2001DodgeCaravan2.4LL4N/AEngine Coolant Water Outlet with housing and gasket included.

* 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:

4781489AA85183902-30219CH4021CH4021CO34777NI

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