Dorman 46831 PCV Valve Tubing

Overview of Dorman PCV Valve Tubing for Ford and Lincoln Vehicles

The Dorman 46831 PCV valve tubing is designed to maintain proper crankcase ventilation in select Ford and Lincoln models. This replacement hose ensures efficient emission control and helps your vehicle meet environmental standards.

• Constructed from durable plastic and rubber materials for flexibility and longevity
• Measures 20 inches in length to fit specific engine configurations
• Black color for a discreet, factory-style appearance
• Inside diameters of 0.23 and 0.54 inches accommodate precise airflow requirements
• Outside diameters of 0.7 and 1.1 inches ensure secure connections
• Slip fit attachment method for straightforward installation
• Includes one PCV hose per package

Detailed Product Description

The Dorman 46831 PCV valve tubing is engineered to replace worn or damaged crankcase ventilation hoses on Ford Expedition, F-150, F-150 Heritage, and Lincoln Navigator models. Combining plastic and rubber materials, this hose balances durability with the flexibility needed to withstand engine vibrations and temperature fluctuations. The dual inside diameters of 0.23 and 0.54 inches correspond to the hose ends, ensuring a proper seal and optimal airflow through the PCV system. The outside diameters of 0.7 and 1.1 inches provide a secure fit to prevent leaks. Its 20-inch length is tailored to fit the routing requirements of the specified vehicles. The slip fit attachment method simplifies replacement without requiring specialized tools.

Common Applications and Issues Addressed

• Prevents crankcase pressure buildup that can cause oil leaks
• Maintains proper ventilation to reduce harmful emissions
• Replaces cracked or brittle PCV hoses that lead to vacuum leaks
• Helps restore engine performance affected by faulty ventilation
• Supports compliance with emission control regulations

Installation Notes and Tips

• Ensure the engine is cool before beginning installation
• Remove the old PCV hose carefully to avoid damaging connectors
• Verify the correct orientation of the hose ends based on inside diameter sizes
• Use the slip fit method to attach the hose securely without forcing
• Inspect surrounding components for wear or damage during replacement

Quality Assurance and Warranty Information

Dorman manufactures the 46831 PCV valve tubing to meet or exceed OEM specifications for fit and function. The combination of plastic and rubber materials is selected for durability under typical engine conditions. While specific warranty details may vary, Dorman generally offers limited warranties covering defects in material and workmanship. This part is designed to provide reliable service in Ford Expedition, F-150, F-150 Heritage, and Lincoln Navigator vehicles requiring PCV valve tubing replacement.