Description
Product Overview
The YCQDDA Water Pump Bolt Kit is engineered for LS series engines ranging from 1997 to 2014. Crafted from high‑strength grade 10.9 stainless steel, each bolt features a Dacromet coating that resists rust, salt spray, and high temperatures. The kit includes six flange hex head bolts for securing the water pump to the engine block and two flange bolts for attaching the thermostat housing. All components are vehicle‑specific, ensuring a perfect fit without the need for modifications. ![[Product front view showing all components]](https://www.youthgo.store/wp-content/uploads/2026/06/7e7ac013dd264467b78e3464fd7ad0f4.jpg)
Usage
Ideal for automotive technicians, DIY enthusiasts, and performance shops, this bolt kit is used during water pump replacements, thermostat housing installations, or complete engine overhauls. Its corrosion‑resistant coating makes it suitable for vehicles operating in humid climates, coastal regions, or high‑performance applications where heat and moisture are prevalent.
Why Choose Us
YCQDDA combines rigorous material selection with precision manufacturing to deliver bolts that maintain torque and resist stretching over time. Each bolt undergoes a Dacromet treatment, providing a hard, protective layer that outperforms standard zinc or chrome plating. Backed by a 12‑month warranty and a hassle‑free return policy, the kit offers confidence and peace of mind for every installation.
Key Features
- Grade 10.9 steel delivers high tensile strength for secure fastening.
- Dacromet coating ensures exceptional corrosion resistance in harsh environments.
- Vehicle‑specific fit eliminates guesswork and reduces installation time.
- Includes all necessary flange bolts for both water pump and thermostat housing.
- 12‑month warranty with easy return and refund process for added confidence.
FAQ
Will these bolts fit a 5.3L LS engine?
Yes, the kit is compatible with 5.3L LS engines as well as other LS variants from 1997‑2014.
Do I need any special tools to install the bolts?
A standard torque wrench and hex socket set are sufficient for proper installation.
How does Dacromet coating compare to zinc plating?
Dacromet provides a harder, more durable surface that resists rust and wear better than traditional zinc plating, especially in high‑temperature or salty environments.
Is the kit covered by a warranty?
Yes, YCQDDA offers a 12‑month warranty covering defects in material or workmanship.
Can I use these bolts for a non‑LS engine?
These bolts are specifically engineered for LS series engines; using them on other engine families may result in improper fit or torque issues.




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