Edelbrock part #5771 Valve Spring Seat Cups for Edelbrock 390-428 Ford FE and 383-440 Chrysler Heads using valve springs #5792. These Spring cups provide a hardened barrier between the springs and the aluminum heads, positively locating the base of the spring to prevent unwanted spring movement. Sold in sets of 16.
Installation InstructionsInstallation Instructions
⚠️ California Proposition 65 Warning:
This product may expose you to chemicals known to the State of California
to cause cancer or reproductive harm.
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