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Michigan Motorsports LS & LT Valve Spring Retainers | Like GM 10166344 | Fits 1997-2025 4.8L 5.3L 5.7L 6.0L 6.2L LS1 LQ4 LS3 L83 L86 LM7 L33 LC9 | OEM-Style Replacement Retainers (1)

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$14.99

$ 7 .99 $7.99

In Stock

1.:1


  • Direct Replacement for LS & LT Engines – Designed to fit 1997-2025 LS and LT engines, including 4.8L, 5.3L, 5.7L, 6.0L, and 6.2L configurations, ensuring proper valve spring retention.
  • OEM-Style Fit & Function – Manufactured to factory specifications, these retainers provide a secure, precise fit, restoring valve train stability and performance.
  • Durable & High-Strength Construction – Made from heat-treated steel, these retainers offer exceptional wear resistance and durability for daily driving and high-performance applications.
  • Compatible with Multiple GM Engine Variants – Works with LS1, LS3, LQ4, L83, L86, LM7, L33, LC9, and other popular GM LS and LT engine platforms.
  • Ideal for Engine Rebuilds & Upgrades – Whether replacing worn-out retainers or upgrading your valve train for improved longevity, these retainers provide the reliability and performance you need.


Ensure proper valve spring retention in your LS or LT engine with the 10166344 LS LT Valve Spring Retainers. Designed as a direct replacement for GM part number 10166344, these retainers provide an OEM-style fit and function, restoring the durability and stability of your engine’s valve train. Compatible with LS1, LS3, LQ4, L83, L86, LM7, L33, LC9, and many other 1997-2025 GM LS and LT engines, these retainers are crafted from high-strength, heat-treated steel to withstand high-RPM and high-temperature conditions. Whether you're performing an engine rebuild, upgrading your valve train, or replacing worn components, these retainers offer the quality and precision needed for long-term reliability. Perfect for OEM restorations, performance builds, and LS swap projects, this set of valve spring retainers ensures your engine runs smoothly and efficiently. Upgrade today and keep your LS or LT-powered vehicle performing at its best!


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