Description
Product Overview
The GM Original Equipment valve adjuster is a precision‑engineered component made from high‑grade machined metal. Designed by GM engineers, it matches the exact specifications of the factory part, ensuring seamless integration with Chevrolet, Buick, GMC and Cadillac engines. With a compact size of 2.3 x 1.2 x 0.7 inches and a lightweight of 1.44 ounces, it fits snugly in tight engine bays. The threaded inlet and outlet connections provide a secure, leak‑free seal for consistent valve timing adjustment.
Usage
This valve adjuster is ideal for routine engine maintenance, performance tuning, and replacement of worn OEM parts. It serves professional automotive technicians as well as experienced DIY mechanics restoring or upgrading their vehicle’s valve train. Suitable for both gasoline and diesel applications across the GM lineup, it delivers reliable operation in everyday driving and demanding conditions.
Why Choose Us
GM Genuine Parts are backed by General Motors’ rigorous testing and quality assurance processes. Each adjuster undergoes strict validation to meet OEM standards, guaranteeing fit, function, and durability. Our parts are manufactured with advanced materials and updated designs, reflecting the latest engineering improvements. Choosing this adjuster means confidence in a component that upholds the performance and reliability of your vehicle.
Key Features
- Machined metal construction for superior strength and wear resistance
- Threaded inlet and outlet for easy, secure installation
- Exact OEM dimensions ensuring perfect fit on GM engines
- Engineered by GM to maintain precise valve timing
- Backed by GM Genuine Parts warranty and support
FAQ
Is this valve adjuster compatible with all GM models?
It is designed for Chevrolet, Buick, GMC and Cadillac engines that use the original equipment part number 09129211. Verify your vehicle’s service manual for exact compatibility.
Do I need special tools to install the adjuster?
Standard hand tools for threaded connections are sufficient. Ensure the threads are clean and apply thread sealant if recommended by the service guide.
Can this part be used for performance upgrades?
Yes, the adjuster maintains precise valve timing, which is essential for both stock performance and tuned applications, provided the rest of the valve train is compatible.
What warranty does GM Genuine Parts offer?
The adjuster comes with GM’s standard limited warranty, covering defects in material and workmanship under normal use.
How does this adjuster differ from aftermarket alternatives?
Being an OEM‑spec part, it matches the original design, material quality, and tolerances, whereas aftermarket options may vary in fit and durability.
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