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Superior Sealing for High-Performance Engines

Ensure your 4G63T engine maintains optimal oil control with the GSC Power Division Viton Valve Stem Seal Set. These 6.6mm seals are engineered to withstand the extreme temperatures and pressures found in high-boost, performance-built engines. By replacing worn or brittle factory seals, you prevent oil consumption and smoke, keeping your combustion chamber clean and efficient.

Key Features and Benefits

• Material: High-grade Viton for superior heat resistance
• Compatibility: Perfectly sized for 6.6mm valve stems
• Durability: Engineered to resist degradation under high-RPM conditions
• Precision Fit: Designed specifically for Mitsubishi 4G63T and DSM platforms

Whether you are rebuilding your Evo 1-9 or refreshing your DSM cylinder head, these valve stem seals are a critical component for long-term reliability. GSC Power Division is a leader in valvetrain technology, and these seals provide the peace of mind needed for both street and track applications. Compatible with a wide range of Mitsubishi, Eagle, and Plymouth models, this set is the professional choice for your next engine build. Discover the difference in quality with components from GGCRACING.