Mahle SS45933 Engine Valve Stem Oil Seal Set - Intake and Exhaust

Reliable Engine Valve Stem Oil Seal Set for Ford, Land Rover, Mazda, Mercury

The Mahle SS45933 Engine Valve Stem Oil Seal Set is designed to provide precise sealing performance for select Ford, Land Rover, Mazda, and Mercury vehicles. Engineered with durable fluoroelastomer material, this valve stem seal set helps maintain optimal engine function by preventing oil leaks around the valve stems.

• Inside Diameter: 0.238 inches (6.05 mm valve side)
• Outside Diameter: 1.22 inches
• Thickness: 0.026 inches
• Height: 0.026 inches (0.661 mm overall stem height)
• Constructed from high-quality fluoroelastomer for heat and chemical resistance

Technical Details and Material Specifications

The Mahle SS45933 valve stem oil seal set features a precise inside diameter of 0.238 inches, ensuring a tight fit around the valve stem to prevent oil seepage. The outside diameter measures 1.22 inches, providing a secure seal within the valve guide bore. With a thickness and height of 0.026 inches, these seals maintain proper compression and durability under engine operating conditions. The fluoroelastomer material offers excellent resistance to high temperatures and engine oils, making it suitable for demanding environments found in Ford Explorer, Mazda B4000, Land Rover LR3, Mercury Mountaineer, and other compatible models.

Compatible Vehicles and Applications

This valve stem oil seal set is compatible with various Ford, Land Rover, Mazda, and Mercury models, including:

• Ford Explorer, Explorer Sport, Explorer Sport Trac, Mustang, Ranger
• Land Rover LR3
• Mazda B4000
• Mercury Mountaineer

Part number SS45933 is specifically designed to meet the sealing requirements of these vehicles, ensuring proper engine valve operation and oil control.

Common Issues Addressed by Valve Stem Oil Seals

• Prevents oil leaks around valve stems
• Reduces valve guide wear caused by oil contamination
• Maintains engine oil pressure and prevents oil consumption
• Helps avoid blue smoke from exhaust due to oil burning
• Improves overall engine performance and longevity

Installation Notes and Tips

• Ensure the valve stem and guide are clean and free of debris before installation
• Use proper tools to avoid damaging the seal during installation
• Lubricate the seal lightly with clean engine oil to ease installation
• Verify correct orientation of the seal to prevent leaks
• Consult vehicle service manual for torque specifications and procedures

Quality Assurance and Warranty

Mahle manufactures the SS45933 valve stem oil seal set to meet strict OEM standards for durability and performance. The fluoroelastomer material is selected for its resistance to heat, oil, and wear, ensuring reliable sealing over time. While specific warranty details may vary, Mahle products typically come with a limited warranty against manufacturing defects. Always verify warranty terms with the supplier or manufacturer.