Michigan Motorsports .550" Lift Beehive LS6 Valve Springs with Seals | Fits GM LS Engines 4.8L 5.3L 6.0L 6.2L LS1 LS2 LS3 LS6 LQ4 LQ9 | Direct Replacement for GM 12713265

The Michigan Motorsports .550” Lift Beehive LS6 Valve Springs with Seals are designed to provide the perfect balance of OEM reliability and performance upgrade capability. Built as a direct replacement for GM part number 12713265, these springs handle up to .550” valve lift, making them ideal for stock applications, mild cam upgrades, and performance rebuilds. The beehive design improves valvetrain stability by reducing spring mass, increasing RPM capability, and reducing valve float. This kit also includes high-quality valve seals, ensuring proper oil control and long-term durability. Perfect for LS1, LS2, LS3, LS6, LQ4, and LQ9 engines, this package delivers everything needed to refresh or upgrade your LS valvetrain with confidence.

• Complete Spring & Seal Kit – Includes a full set of .550” lift beehive LS6 valve springs plus premium valve seals for a complete installation solution.
• .550” Maximum Valve Lift Rating – Designed to support up to .550” lift, making these springs ideal for stock replacement or mild performance camshaft upgrades.
• Performance Beehive Design – Reduces spring mass, increases RPM stability, and helps prevent valve float under high-RPM or performance use.
• Direct OEM Replacement – Replaces GM part number 12713265, providing exact fitment and OEM-level durability with added performance potential.
• Wide LS Compatibility – Fits GM LS engines including 4.8L, 5.3L, 6.0L, and 6.2L such as LS1, LS2, LS3, LS6, LQ4, and LQ9.