Valve Spring and Retainer Kits, Performance, Single, Conical, 1.485 in. O.D., 355 lbs./in., 1.150 in. Coil Bind Height, 7 Degree Locks, Retainers, Kit

Part Number: HRS-98511-K31

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Estimated Ship Date: Today

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Valve Spring Kit, Single, 1.470

Part Number: HRS-98521-K31

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Estimated Ship Date: Dec 14, 2026 if ordered today

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