Standard Ignition V443 PCV Valve

Overview of Standard Ignition PCV Valve V443

The Standard Ignition PCV Valve V443 is designed specifically for BMW models including the 750iL, 850Ci, 850CSi, and 850i. This crankcase ventilation system component ensures proper emission control by regulating the flow of gases from the engine crankcase.

• Push-on attachment method for secure installation
• Constructed from durable black plastic material
• Angled nipple orientation for optimal hose connection
• Includes three hose connectors compatible with 5/16" (8 mm) and 3/4" (20 mm) hose sizes
• Inlet diameter of 0.42 inches (10.668 mm) and outlet diameter of 0.47 inches (11.938 mm)
• No cap, gaskets, or mounting brackets included
• Connector gender: no connector

Detailed Product Description

The Standard Ignition PCV Valve V443 is a critical component in the emission control system of select BMW vehicles such as the 750iL, 850Ci, 850CSi, and 850i. Manufactured from high-quality plastic, this valve features an angled nipple orientation that facilitates efficient connection to the crankcase ventilation hoses. The valve’s push-on attachment method allows for straightforward installation without the need for additional mounting hardware. It supports multiple hose sizes, including 5/16" (8 mm) and 3/4" (20 mm), through its three hose connectors, ensuring compatibility with the original equipment setup. The inlet and outlet diameters are precisely engineered to maintain proper airflow and prevent crankcase pressure buildup, contributing to the vehicle’s emission compliance and engine performance.

Common Applications and Issues Addressed

• Prevents excessive crankcase pressure that can cause oil leaks
• Reduces harmful emissions by controlling blow-by gases
• Helps maintain engine efficiency and performance
• Mitigates rough idling or stalling related to PCV valve failure
• Prevents contamination of intake manifold with oil vapors

Installation Notes and Tips

• Ensure the PCV valve is compatible with your BMW 750iL, 850Ci, 850CSi, or 850i before installation
• Use the push-on attachment method to secure the valve firmly to the hose connectors
• Check hose sizes (5/16" and 3/4") for proper fitment with the valve’s connectors
• Inspect surrounding components for wear or damage during replacement
• Do not reuse old gaskets or caps as this valve does not include them

Quality Assurance and Warranty

Standard Ignition manufactures the PCV Valve V443 to meet or exceed OEM specifications for reliable performance and durability. While no mounting brackets, caps, or gaskets are included, the valve is engineered for long service life under normal operating conditions. Warranty coverage details should be confirmed with the point of purchase or manufacturer documentation.