Mahle C31507 Engine Coolant Thermostat Gasket

Engine Coolant Thermostat Gasket for OE-Style Sealing

The Mahle C31507 engine coolant thermostat gasket is a molded rubber sealing solution for the water outlet to thermostat case connection. It is built for Chrysler Sebring, Dodge Stratus, Mitsubishi Eclipse, Mitsubishi Galant, and related applications where a precise coolant seal is required.

Mahle gaskets are used by OEMs and technicians worldwide for dependable sealing performance. This thermostat gasket supports clean reassembly on Chrysler Sebring and Dodge Stratus cooling system repairs, and it also serves Mitsubishi Eclipse and Galant thermostat housing service.

Key Features

• Molded rubber gasket material for a formed, application-specific seal
• Engine coolant thermostat gasket for the water outlet to thermostat case joint
• Mahle C31507 part number for direct catalog matching
• OE-style sealing focus for cooling system service
• Cross-references Chrysler MD165017 and FEL-PRO 35520 for the same application

Detailed Description

Mahle C31507 is an engine coolant thermostat gasket made from molded rubber to match the sealing surface at the water outlet and thermostat case. This design helps maintain a tight coolant seal in vehicles such as the Chrysler Sebring, Dodge Stratus, Mitsubishi Eclipse, Mitsubishi Diamante, Mitsubishi Galant, Mitsubishi Montero Sport, Chrysler Cirrus, Dodge Avenger, Mitsubishi 3000GT, and Dodge Stealth. For technicians and DIY repairs, the molded profile supports accurate fitment during thermostat housing service.

Compatible With 1995-2005 Chrysler Sebring, N/A; 1995-2005 Dodge Stratus, N/A; 2000-2005 Mitsubishi Eclipse, N/A; 1997-2004 Mitsubishi Diamante, N/A; 1992-1995 Mitsubishi Diamante, N/A; 1999-2003 Mitsubishi Galant, N/A; 2000-2003 Mitsubishi Montero Sport, N/A; 1995-2000 Chrysler Cirrus, N/A; 1995-2000 Dodge Avenger, N/A; 1991-1998 Mitsubishi 3000GT, N/A; and 1991-1996 Dodge Stealth, N/A.

What It Helps Address

• Coolant seepage at the thermostat housing or water outlet
• Sealing issues after thermostat replacement
• Leaks caused by a flattened, hardened, or damaged gasket
• Repeat cooling system service from an improper seal
• Loss of coolant at the thermostat case joint

Installation Notes and Tips

Clean both mating surfaces before installation and remove all old gasket material, corrosion, and coolant residue. Verify the thermostat housing and water outlet surfaces are flat and undamaged, then install the gasket in the correct orientation for the application. Recheck coolant level and inspect for leaks after the engine reaches operating temperature.

Quality Assurance

Mahle supplies sealing products trusted by OEMs and professional technicians around the globe. The C31507 is built as a molded rubber thermostat gasket for consistent sealing performance in the listed Chrysler, Dodge, and Mitsubishi applications.