Renault Master III Opel Movano B 2.3 DCI Thermostat Housing 8200978549

Renault Master III Opel Movano B 2.3 DCI Thermostat Housing is a component from the Thermostats and Housings group, designed for the cooling system of 2.3 DCI diesel engines. A used original part ensures factory fit, proper coolant circulation, and stable engine operation in daily use.

Specifications and technical data

• SKU: 8200978549
• Mark: Renault
• Condition: Used
• OEM Part Number: 8200978549
• Substitutable numbers: 8200978549, 8200 978 549
• Fuel type: Diesel
• Category: Thermostats & Housings

Purpose and Function in the Cooling System

The thermostat housing in a 2.3 DCI diesel engine is responsible for precise coolant flow and stable mounting of the thermostat insert. A correctly selected component helps maintain optimal operating temperature, which translates to proper engine running smoothness, reduced fuel consumption, and less strain on other cooling system components.

For diesel engines like the 2.3 DCI, proper thermostat function is particularly important for the durability of auxiliary equipment, even heating of the engine block, and maintaining correct combustion parameters. Using a housing adapted to the specific engine design minimizes the risk of leaks and problems with engine overheating or underheating.

Benefits of Using an Original Thermostat Housing

The original thermostat housing for Renault Master III and Opel Movano B has been designed with a specific cooling system in mind, ensuring:

• factory fit to coolant spigots and hoses,
• correct flow channel geometry,
• stable mounting at the point designated by the vehicle manufacturer,
• compatibility with diesel engine operating parameters.

A used original part is a cost-effective solution that is also technically matched to the cooling system, making installation easier and reducing the need for additional modifications.

Technical Characteristics and Compatibility

The presented thermostat housing belongs to the Thermostats and Housings category and is intended for diesel-powered engines. The design adapted to the 2.3 DCI unit allows for cooperation with factory auxiliary equipment, such as hoses, sensors, and other cooling system components. This ensures an organized installation process and limits the risk of fitment issues.

The part comes from the Renault brand, which means adherence to manufacturer standards in terms of geometry, mounting point placement, and the overall cooling system concept. This is particularly important when operating commercial vehicles, where consistent operating parameters and predictable engine behavior under various load conditions are crucial.

Product Condition and Practical Application

The thermostat housing is offered as a used part, allowing for economical repair of the cooling system while maintaining the original design. This type of solution is suitable for both routine maintenance repairs and for replacing components after a failure related to leaks or mechanical damage.

Replacing the thermostat housing is recommended in situations where coolant leaks occur at connection points, there are problems maintaining operating temperature, or visible damage to the housing is present. Using the correct part restores proper fluid circulation, contributing to stable diesel engine operation and reducing the risk of costly future repairs.

Cooling System Expansion and Part Selection

If you are planning a comprehensive repair or upgrade of the engine area in your Renault and need other parts from the same group, such as housings, inserts, or integrated spigots, check the available parts in the Renault Thermostats and Housings category.

To better select a used thermostat housing for a specific engine version and avoid ordering mistakes, it is advisable to use practical tips for verifying markings and compatibility with the cooling system – detailed advice can be found in the article No More Wrong Purchases! How to Professionally Select Used Car Parts, Saving Time and Nerves.