MAHLE ORIGINAL/CLEVITE SS45919 Valve Stem Oil Seal Set for Chevy LS Engines, 0.280 Inch Valve Stem, Viton Rubber

The MAHLE ORIGINAL/CLEVITE SS45919 Valve Stem Oil Seal Set is designed to provide reliable sealing for Chevy LS engines from 1999 to 2001. This set includes eight seals crafted from high-quality Viton rubber, known for its excellent resistance to heat, oil, and chemical exposure. The seals feature a positive stop design that ensures consistent installation depth and secure sealing, helping to prevent oil leaks and maintain engine performance. The seals are engineered to fit valve stems with a diameter of approximately 0.280 inches and a guide outer diameter of about 0.490 inches, making them a precise replacement for factory components. Installation of these oil seals contributes to the longevity of engine components by preventing oil from entering combustion chambers and reducing valve train wear. These seals are suitable for use in a variety of Chevrolet LS engine applications and are compatible with standard engine rebuild and repair procedures. Proper installation and sealing help ensure smooth engine operation, improved fuel efficiency, and reduced emissions. The set is a reliable choice for professional mechanics and DIY enthusiasts seeking durable, high-performance valve stem seals for Chevy LS series engines. Maintain your engine’s integrity with these high-quality seals designed for optimal fit and function. The set does not restrict air flow and is suitable for general automotive applications, not limited to truck use.

Features:

• Set includes eight valve stem oil seals for complete engine coverage

• Constructed from Viton rubber for high heat, chemical, and oil resistance

• Positive stop design ensures consistent installation depth

• Fits valve stems approximately 0.280 inches in diameter

• Designed for Chevy LS engines from 1999 to 2001

• Precise fitment with a guide outer diameter of about 0.490 inches

• Engineered for durability and long-lasting performance

• Suitable for professional and DIY engine repairs