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Manley Performance · New

Manley Valve Spring Seat, SPRING CUP-ID 1.677

MPN 42364-16 · Store SKU man42364-16

$100.28
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Supplier stock checked 11/7/2026, 11:40:43 PM UTC. Adding a part does not reserve it.

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Free standard shipping on eligible parts orders of $100 or more. Oversized and freight items excluded. Fitment, taxes, availability and final totals are confirmed before payment.

Product details

Manley Performance Valve Spring Cups provide a precision-machined, durable foundation for valve springs while protecting the cylinder head from spring wear. Manufactured from premium materials and held to exacting tolerances, they help maintain proper spring alignment for reliable valvetrain performance in both street and racing applications. Manley Valve Spring Seat, ring Cup - ID 1.677 Manley Valve Spring Seat, SPRING CUP-ID 1.677

Manufacturer fitment & guides

Check 42364-16 against the manufacturer’s application information below.

A manufacturer application guide is not available for this listing. Request the exact application from JuiceBuilt before payment.

Part-specific notes

  • California Proposition 65: Y
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