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Summit Racing™ Dual Valve Spring Upgrade Kits for GM LS

4.2 out of 5 stars 15 Customer Reviews

Summit Racing™ offers higher rate dual valve spring upgrade kits for GM LS engines. The kits include springs, retainers, seals, locators, and locks—everything you need for a complete upgrade!

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Summit Racing™ Dual Valve Spring Upgrade Kits for GM LS SME-174003

Summit Racing™ Dual Valve Spring Upgrade Kits for GM LS SME-174003

Valve Spring Upgrade Kit, 1.300 OD Dual Springs, Retainers/Locks, Seals, All GM LS LS1, LS2, LS3, LS7, LSA, LS9, LQ4, LQ9, L92, L76, LY6

Part Number: SME-174003

4.2 out of 5 stars ( 15 )

Estimated Ship Date: Monday 8/4/2025

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Estimated Ship Date: Monday 8/4/2025

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