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Edelbrock valve seal kit #9759 is for 390–428 FE Ford RPM cylinder heads that use the .562" seal mount diameter and 3/8" valve stems. These replacement seals are hi‑performance Viton with a steel body, sized to clear most double-w/damper racing springs, and supplied as a set of 16 to service both banks during a head rebuild or refresh.
Edelbrock Valve Seals 3/8 w/ 562 Guides
