Precision Engineered Valve Stem Seals

Ensure your engine maintains peak efficiency with Allstar Performance 11/32 PTFE Valve Stem Seals. Designed for high-performance racing applications, these positive stop seals provide superior oil control and durability under extreme heat and pressure. By preventing excess oil from entering the combustion chamber, these seals help reduce oil consumption and prevent carbon buildup on valve stems, ensuring consistent performance lap after lap.

Key Specifications and Benefits

• Material: High-grade PTFE for maximum heat resistance and longevity.
• Fitment: Designed for 11/32 inch valve stems with a .500 inch guide diameter.
• Design: Positive stop construction ensures a secure fit and reliable sealing.
• Quantity: Bulk set of 100 seals, perfect for engine builders and professional race teams.
• Compatibility: Ideal for custom cylinder head builds and valvetrain upgrades.

Whether you are rebuilding a competition engine or performing routine maintenance on a high-revving motor, these PTFE seals offer the reliability you demand. The .500 inch guide OD provides a precise fitment that minimizes friction while maintaining a tight seal against the valve stem. These seals are essential for maintaining proper valvetrain geometry and preventing oil starvation or leakage issues that can compromise engine longevity. Trust your valvetrain components to the experts at GGCRACING.