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The Edelbrock #5771 valve spring seat cups are sold as a set of 16 and are specified for Edelbrock 390–428 Ford FE and 383–440 Chrysler heads using #5792 valve springs. These hardened cups locate the spring base and provide a durable barrier between springs and aluminum heads to prevent movement and ensure consistent spring seating during head assembly or rebuilds.
Edelbrock Replcmnt Spring Seat Cup Kit Ford/Chrysler
