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21-4N High Strength Stainless Alloy
Improved Corrosion Resistance even with Exotic Fuels
Exotic Alloy Designed to Function in Extreme Heat Conditions
True and Dimensionally Accurate
Overall Length 117
Engine Pro Performance Steel Valve Spring Retainers 03-1000-100 21-4N High Strength Stainless AlloyEngine Pro Performance Steel Valve Spring Retainers 03 1000 100 Specifications Spring O. D.: 1. 250 Spring Height: Std Keeper Degree: 7 Valve Stem Size: 11 32" Dimension A: 1. 245 Dimension B: . 865 Dimension C: . 680 Applies to: N A Description: Engine Pro chrome moly steel retainers are designed to handle high pressures developed by new large diameter valve springs. Our retainers are manufactured to precise tolerances to ensure the springs are