VEH14451 SPRING/VALVE (INNER) AV 21
Engineered for precision and durability, the VEH14451 Inner Valve Spring (AV 21) is a high-performance component designed to meet the rigorous demands of modern internal combustion engines. Manufactured from premium-grade, heat-treated alloy steel, this inner valve spring delivers exceptional tensile strength, fatigue resistance, and long-term reliability under high-stress operating conditions.
Specifically developed for use in dual spring valve systems, the VEH14451 functions in tandem with the outer spring to ensure optimal valve control across a wide RPM range. Its precision-wound helical design provides consistent load distribution, enabling accurate valve seating, reduced vibration, and enhanced engine stability—even in high-speed applications.
Ideal for automotive, performance, and industrial engine assemblies, this component supports improved valve train dynamics by minimizing the risk of valve float and ensuring efficient combustion cycles.
Key Features:
- High-strength, heat-treated alloy steel construction
- Precision-engineered for consistent spring rate and performance
- Designed for dual spring valve assemblies (inner spring configuration)
- Excellent fatigue resistance for extended service life
- Optimized for high-RPM stability and precise valve control
Applications:
Suitable for a wide range of automotive and industrial engines requiring reliable inner valve spring performance.
For engineers and performance specialists seeking uncompromising quality and consistency, the VEH14451 Inner Valve Spring stands as a dependable choice in advanced valve train systems.














