Mahle SS46078 Engine Valve Stem Oil Seal Set - Intake and Exhaust

Reliable Valve Stem Oil Seal Kit for GM Vehicles

The Mahle Valve Stem Oil Seal Kit SS46078 is engineered to provide precise sealing performance for select Cadillac, Chevrolet, and GMC engines. Designed to maintain optimal valve stem lubrication and prevent oil leaks, this kit supports engine longevity and efficiency.

• Inside diameter: 0.281 inches (7.15 mm)
• Outside diameter: 0.49 inches
• Thickness: 0.034 inches
• Height: 0.034 inches (0.868 mm overall stem height)
• Constructed from metal with molded rubber for durability and effective sealing

About the Mahle Valve Stem Oil Seal Kit

The Valve Stem Oil Seal Kit from Mahle is part of a specialized product line focused on engine gaskets and sealing systems. This kit is designed to meet OEM specifications, ensuring a proper fit and reliable sealing for valve stems. The combination of metal and molded rubber materials provides resistance to heat and wear, which is critical for maintaining engine performance in demanding conditions.

Detailed Product Description

The SS46078 valve stem oil seal set features a precise inside diameter of 0.281 inches and an outside diameter of 0.49 inches, dimensions that are critical for a secure fit on valve stems. The thickness and height measurements ensure the seal maintains proper contact with the valve stem and guide, preventing oil from leaking into the combustion chamber. The metal core combined with molded rubber enhances durability and flexibility, allowing the seal to withstand thermal expansion and mechanical stress common in Cadillac, Chevrolet, and GMC engines.

Compatible Vehicles and Applications

• Cadillac CTS, Escalade, Escalade ESV
• Chevrolet Camaro, Corvette, Silverado 1500, Silverado 1500 LD, Silverado 1500 LTD, Tahoe
• GMC Sierra 1500, Sierra 1500 Limited, Yukon, Yukon XL

This valve stem oil seal set is specifically designed for these models to ensure proper fitment and engine sealing performance.

Common Issues Addressed by This Valve Stem Oil Seal Kit

• Prevents oil leaks around valve stems
• Reduces valve stem wear and tear
• Maintains proper lubrication of valve stems
• Helps avoid engine smoking caused by oil burning
• Supports consistent engine compression and performance

Installation Notes and Tips

Ensure the valve stem and guide surfaces are clean and free of debris before installation. Carefully press the seal into place without damaging the molded rubber. Verify the seal dimensions match the engine specifications for your Cadillac, Chevrolet, or GMC model. Proper installation helps maintain engine oil control and prevents premature seal failure.

Quality Assurance and Warranty

Mahle manufactures the Valve Stem Oil Seal Kit SS46078 to meet strict quality standards, using durable materials designed for long service life. While specific warranty details are not provided, Mahle products typically adhere to OEM quality requirements, ensuring reliable performance in compatible Cadillac, Chevrolet, and GMC vehicles.