Performance Thermostat Housing Kit for Dodge Caliber (2007-2012) 2.4L

Heavy-Duty Performance Thermostat Housing Kit for 2007-2012 Dodge Caliber (PM)

What it Does: The Performance Thermostat Housing Kit replaces the failure-prone plastic factory coolant neck on the 2007-2012 Dodge Caliber to eliminate recurring coolant leaks and maintain stable operating temperatures.

The Stock Dodge Caliber Plastic Housing Vulnerability

Factory cooling systems on the PM chassis utilize an OEM composite thermostat housing that degrades rapidly under repeated thermal cycling. Over time, engine heat causes the molded plastic to embrittle, warp along the cylinder head mating flange, and develop hairline fractures around the hose spigots and sensor ports. This structural fatigue yields chronic coolant loss, vacuum loss during cooling down cycles, localized air pockets in the World Engine 2.4L cylinder head, and catastrophic overheating if left unchecked.

The Engineering Solution

This upgraded assembly is engineered from high-density cast aluminum to permanently resolve plastic degradation. The metallic mating surface resists warpage under high clamping torque, retaining constant surface pressure against the cylinder head under extreme pressure changes. Featuring precise CNC-machined bypass ports and a pre-installed calibrated thermostat, this kit stabilizes coolant flow velocity and heat rejection. It includes an integrated coolant temperature sensor and heavy-duty elastomeric seals to guarantee a leak-free hydraulic seal under aggressive duty cycles.

What's Included

• 1 Thermostat Housing Assembly
• 1 Thermostat
• 1 Coolant Temperature Sensor
• 1 Housing Gasket
• 2 O-Rings

Technical Specifications

Compatibility

• 2007-2012 Dodge Caliber 2.4L

Frequently Asked Questions & Fitment Warnings

Does this fit the PM Caliber?

Yes, this is a direct fit for the 2007-2012 Dodge Caliber equipped with the World Engine 2.4L engine. Verify engine displacement and configuration before ordering, as it does not fit other displacements.

Do I need to bleed the cooling system after installation?

Yes, a full cooling system vacuum bleed or manual burping procedure is required post-installation to prevent trapped air pockets around the thermostat and sensor.

The Dodge Standard

Engineered for high-mileage dependability, this aluminum conversion restores baseline cooling integrity and withstands daily commuter stress without the cracking inherent to factory plastics.