Description
Product Overview
The YUEARN LS Camshaft Retainer Plate Gasket Kit is engineered to provide a factory‑grade seal for the most demanding LS and LT engine applications. Each component is precision‑machined from high‑temperature resistant materials, ensuring a perfect fit and long‑lasting durability. The kit includes a thick, heat‑resistant orange gasket that resists oil degradation, and a precision O‑ring that creates a watertight barrier against oil migration. All parts are manufactured to match the original GM part numbers, such as 12589016, guaranteeing OEM compatibility across a wide range of model years and vehicle platforms. The kit also supplies a stainless‑steel bolt designed for easy installation, reducing the need for additional hardware. With a package dimension of 6.14 x 6.06 x 0.67 inches and a lightweight design of just 12.6 ounces, the kit is compact enough for convenient storage yet robust enough to withstand the high‑stress environment of a performance engine.
![[Product front view showing all components]](https://www.cleverbuy.store/wp-content/uploads/2026/06/1e43fcd205994803941c9c84365ed65f.jpg)
Usage
This gasket kit is ideal for both professional automotive technicians and dedicated hobbyists who perform engine rebuilds, timing chain replacements, or routine maintenance on LS‑based powertrains. It fits all Gen 3, Gen 4, and Gen 5 LS and LT engines, including popular models such as the 1997‑2023 Chevrolet Silverado, GMC Sierra, Corvette, Tahoe, and Yukon. The kit’s design accommodates the high‑pressure oil environment of timing cover assemblies, making it perfect for applications that demand precise camshaft alignment and leak‑free operation. Whether you are restoring a classic 5.3L LS engine or upgrading a modern 6.0L LQ4, the YUEARN kit provides the confidence that the retainer plate will stay securely in place, preserving timing accuracy and protecting internal components from debris ingress. Installation requires only basic hand tools, and the included bolt simplifies the re‑assembly process, allowing you to get the engine back on the road quickly.
Why Choose Us
Choosing YUEARN means selecting a brand that prioritizes engineering excellence and customer support. Our gasket kit undergoes rigorous quality control testing, including heat cycling and pressure resistance checks, to ensure each piece meets or exceeds original equipment specifications. The heat‑resistant orange gasket is formulated to maintain its elasticity even after prolonged exposure to combustion heat, while the O‑ring is crafted from a premium polymer that resists compression set. In addition to the superior materials, YUEARN offers a 12‑month warranty and responsive technical assistance, helping you troubleshoot any installation concerns. Our commitment to continuous improvement means we regularly update our product designs based on feedback from the automotive community, ensuring that each new batch delivers even better performance. When you purchase this kit, you are not only receiving a high‑quality component but also gaining a partner dedicated to the longevity of your engine.
Key Features
- Precision‑machined O‑ring creates a leak‑free seal, protecting engine oil integrity.
- Heat‑resistant orange gasket withstands high combustion temperatures for lasting performance.
- OEM‑compatible design fits a wide range of GM LS and LT engines, reducing the need for multiple part numbers.
- Lightweight yet durable construction simplifies handling without sacrificing strength.
- Includes a stainless‑steel bolt and 12‑month support, ensuring hassle‑free installation and peace of mind.
FAQ
What engines are compatible with this gasket kit?
The kit is compatible with all Gen 3, Gen 4, and Gen 5 LS and LT engines, covering models from 1997 to 2023 such as the 5.3L LS, 6.0L LQ4, 6.2L LS3, and many others listed in the product specifications.
Do I need any additional hardware for installation?
No additional hardware is required. The kit includes a stainless‑steel bolt that matches the original specification, allowing you to complete the installation with standard hand tools.
How does the heat‑resistant gasket improve engine reliability?
The orange gasket is formulated to retain its shape and sealing properties even after repeated exposure to high engine temperatures, preventing oil leaks that could lead to reduced lubrication and potential engine damage.
Is there a warranty or support if I encounter issues?
Yes, YUEARN provides a 12‑month warranty covering manufacturing defects, and our technical support team is available to assist with any installation questions or concerns.
Can this kit be used for performance upgrades?
Absolutely. The kit’s precise fit and robust sealing make it an excellent choice for high‑performance builds, ensuring the camshaft remains accurately positioned under increased power and torque loads.




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