A4721800342
Oil Thermostat Cover
Detroit Diesel

This oil thermostat cover is an essential part of the engine’s temperature regulation system, designed with a precise width of 27.90 mm and a nylon cap material that offers flexibility and durability. It protects the thermostat assembly while allowing for effective heat exchange, ensuring the engine operates within optimal temperature ranges. Proper functioning of the thermostat cover prevents contaminants from entering the cooling system and maintains the integrity of the thermostat, which regulates coolant flow. The nylon material provides resistance to high temperatures and chemical corrosion, prolonging the component’s service life. During engine operation, maintaining consistent temperature levels is crucial to prevent overheating or excessive cold start wear. This cover also simplifies removal and inspection during maintenance, facilitating quick diagnostics. An effective thermostat cover contributes significantly to engine efficiency, emissions control, and reliability. Source One Parts Center offers this high-quality component to support your cooling system needs.