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Michigan Motorsports LS Lifter Guide Tray Bolts | Set of 4 | Fits LS1 LS2 LS6 LQ4 LQ9 L92 L99 L33 LY6 L76 and Many More GM LS Engines | OEM Replacement | 12551163

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$17.99

$ 7 .99 $7.99

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  • OEM Replacement Lifter Tray Bolts: Direct-fit replacement for GM Part #12551163, ensuring proper fit and function in LS-based engines.
  • High-Quality Construction: Manufactured to OEM specifications for durability and secure fastening of LS lifter guide trays, preventing movement under high RPM conditions.
  • Fits a Wide Range of LS Engines: Compatible with LS1, LS2, LS3, LS6, LQ4, LQ9, L92, L99, L33, LY6, L76, and other LS-based platforms, making them ideal for engine rebuilds and lifter replacements.
  • Complete Set of Four Bolts: Includes four precision-machined bolts, ensuring a secure installation for LS lifter guides in performance or stock applications.
  • Essential for LS Engine Maintenance: A must-have for valvetrain servicing, cam swaps, and LS lifter upgrades, providing reliable torque retention and preventing lifter guide shifting.


The Michigan Motorsports LS Lifter Guide Tray Bolts provide a high-quality, direct replacement for GM Part #12551163, ensuring secure and reliable installation of lifter trays in GM LS-based engines. Whether you're performing a full engine rebuild, swapping camshafts, or replacing lifters, this set of four bolts is designed to meet OEM torque specifications for long-lasting performance. Constructed to OEM standards, these bolts are engineered for durability and proper fastening of lifter trays, preventing unwanted movement under high-RPM and high-performance conditions. Compatible with a wide range of LS engines, including LS1, LS2, LS3, LS6, LQ4, LQ9, L92, L99, L33, LY6, and L76, this kit is an essential component for any LS engine build or maintenance project. Ensure your LS lifter guide trays stay securely in place with a set of bolts designed for reliability and precision fitment. Perfect for mechanics, engine builders, and LS swap enthusiasts, this bolt kit provides the strength and security needed for maintaining proper valvetrain performance.


Doc McCrary
Reviewed in the United States on July 19, 2024
These replaced the oem bolts during a rebuild. They may not have been necessary but saved me time in cleaning the originals.
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