National 471651 Engine Camshaft Seal

Overview of National Engine Camshaft Seal 471651

The National Engine Camshaft Seal 471651 is designed to provide reliable sealing performance for various Ford, Jaguar, Lincoln, Mazda, and Mercury vehicles. Manufactured from durable nitrile material, this oil seal helps maintain engine integrity by preventing oil leaks around the camshaft.

• Constructed from high-quality nitrile for resistance to oil and heat
• Inside diameter of 1.062 inches (26.970 mm) to fit camshaft shafts precisely
• Outside diameter of 1.628 inches (41.350 mm) for secure housing bore fitment
• Thickness of 0.250 inches (6.350 mm) ensuring proper sealing depth
• Redicoat finish for enhanced durability and corrosion resistance
• Zero duplication part ensuring unique fit and performance
• Compatible with multiple vehicle models including Ford Escape, Jaguar S-Type, and Mercury Mariner

Detailed Product Description

This National camshaft seal, part number 471651, is engineered to meet the precise dimensions required for effective sealing in the camshaft housing bore. The nitrile material offers excellent resistance to engine oils, heat, and wear, which is critical for maintaining engine performance and preventing oil leaks. The seal’s inside diameter of 1.062 inches (26.970 mm) matches the camshaft shaft size, while the outside diameter of 1.628 inches (41.350 mm) fits securely within the housing bore of 1.624 inches (41.250 mm). The 0.250 inch (6.350 mm) thickness ensures a tight seal without compromising installation ease. The redicoat finish adds an extra layer of protection against corrosion, extending the service life of the seal.

Compatible Vehicles and Applications

This camshaft seal is compatible with a range of vehicles, including but not limited to:

• Ford Escape, Ranger, Five Hundred, Fusion, Freestyle
• Jaguar S-Type, X-Type
• Lincoln LS, Zephyr
• Mazda MPV, Milan, Montego
• Mercury Mariner, Cougar, Sable

It is designed specifically for engine camshaft sealing applications where maintaining oil containment is critical.

Common Issues Addressed by National Camshaft Seal 471651

• Prevents oil leaks around the camshaft area
• Reduces engine oil contamination and loss
• Minimizes risk of engine damage due to oil starvation
• Helps maintain proper engine pressure and performance
• Prevents dirt and debris ingress into the camshaft housing

Installation Notes and Tips

• Ensure the camshaft and housing bore are clean and free of debris before installation
• Lubricate the seal lip with clean engine oil to ease installation and prevent damage
• Press the seal evenly into the housing bore to avoid distortion
• Verify the seal is fully seated and flush with the housing surface
• Consult vehicle-specific service manuals for torque specifications and installation procedures

Quality Assurance and Warranty

National camshaft seal 471651 is manufactured to meet industry standards for durability and performance. The product is a zero duplication part, ensuring a unique fit and reliable sealing function. While specific warranty details may vary, National typically offers coverage against manufacturing defects to provide confidence in product quality.