Dorman 264-927 Engine Crankcase Vent Valve

Overview of Dorman Engine Crankcase Vent Valve 264-927

The Dorman 264-927 Engine Crankcase Vent Valve is designed to maintain proper ventilation within the engine crankcase. This plastic valve is engineered for use in select Audi and Volkswagen models, ensuring effective emission control and engine performance.

• Constructed from durable plastic material for reliable operation
• Standard replacement grade for consistent fit and function
• Includes one PCV cover and one gasket for installation
• Features two ports with precise outside diameters: 0.33 inches and 0.094 inches
• Five mounting holes for secure attachment
• Compatible with Audi CC, Volkswagen Passat, Passat CC, Q7, and Touareg models

Detailed Product Description

The Dorman 264-927 Engine Crankcase Vent Valve is a critical component in the emission control system, specifically designed to regulate crankcase ventilation. Made from high-quality plastic, this valve features two ports with outside diameters of 0.33 inches and 0.094 inches, and an inlet diameter of 0.28 inches. The valve includes five mounting holes to ensure a secure and stable fit during installation. This part is a standard replacement, engineered to meet OEM specifications for Audi and Volkswagen vehicles including the CC, Passat, Passat CC, Q7, and Touareg models. The package contains one PCV cover and one gasket, providing the necessary components for a proper seal and function.

Applications and Common Issues Addressed

• Prevents excessive pressure buildup in the engine crankcase
• Reduces harmful emissions by controlling crankcase gases
• Helps avoid oil leaks caused by faulty ventilation
• Mitigates engine performance issues related to poor crankcase ventilation
• Supports compliance with emission regulations in Audi and Volkswagen vehicles

Installation Notes and Tips

When installing the Dorman 264-927 crankcase vent valve, ensure the mounting surface is clean and free of debris. Use the included gasket to create a proper seal and prevent leaks. Verify that the valve ports align correctly with the corresponding hoses on the engine. Tighten mounting bolts evenly to avoid warping the valve or gasket. This valve is designed as a direct replacement for the specified Audi and Volkswagen models, so no modifications should be necessary.

Quality Assurance and Warranty

Dorman parts are manufactured to meet or exceed OEM standards, providing reliable performance and durability. The 264-927 Engine Crankcase Vent Valve is a standard replacement part backed by Dorman's quality assurance processes. While specific warranty details are not provided here, Dorman typically offers limited warranties on their replacement parts to ensure customer confidence and satisfaction.