Stant 27270 Engine Coolant Thermostat Seal

Stant Thermostat Seal 27270 Overview

Stant Thermostat Seal 27270 is an engine coolant thermostat seal built to conform to OE specification for a precise sealing fit in the cooling system. It is engineered for long-lasting operation and is a direct service part for a wide range of Saab, Volvo, Suzuki, and Dodge applications.

Use Stant 27270 when servicing a thermostat housing on vehicles such as the Volvo S40, Saab 9-5, or Suzuki Grand Vitara. This thermostat seal supports proper coolant sealing at the thermostat interface and helps maintain stable cooling system performance.

Key Features

• Engine coolant thermostat seal for OE-style replacement service
• Conforms to OE specification for fit and sealing accuracy
• Engineered for long-lasting operation in cooling system use
• Brand line: Stant Thermostat Seal for thermostat service applications
• Fits 1979-2011 Saab, Volvo, Suzuki, and Dodge applications listed below

Detailed Product Description

Stant 27270 is designed for thermostat housing sealing in cooling system repairs and maintenance. As an OE-spec thermostat seal, it is intended to match the original sealing requirements of the application, helping restore a secure coolant seal after thermostat service. This part number is listed across multiple import platforms, including Saab 900, Saab 9000, Volvo 850, Volvo 960, Volvo S70, Volvo S80, Volvo V70, Volvo S40, Volvo V40, Volvo C70, Suzuki Grand Vitara, Suzuki XL-7, Suzuki Vitara, and Dodge Nitro applications. This part cross-references Stant 27285 for the same application.

What This Part Helps Address

• Coolant seepage at the thermostat housing
• Loss of sealing after thermostat replacement
• Cooling system leaks at the thermostat interface
• Improper sealing from a worn or flattened thermostat seal
• Service issues on Saab, Volvo, Suzuki, and Dodge cooling systems

Installation Notes and Tips

Install the seal on a clean, dry thermostat housing surface and inspect the mating surfaces before assembly. Replace the thermostat seal whenever the thermostat housing is opened for service, and verify the seal seats evenly before refilling the cooling system. Confirm vehicle application by year, make, and model before ordering Stant 27270.

Quality Assurance

Stant states that this thermostat seal conforms to OE specification and is engineered for long-lasting operation. The part is built for cooling system service where accurate sealing and consistent fit are required.