Description
Product Overview
The Omix-Ada radiator drain cock is a precision‑engineered replacement part crafted from solid brass for superior corrosion resistance and longevity. Matching OEM part number 3166547, it measures 1.5 x 0.5 x 0.5 inches and weighs just 0.64 ounces, making it a lightweight yet robust solution for coolant evacuation. Designed for easy integration into standard automotive radiator systems, this component maintains the original flow rate and sealing performance, ensuring no leaks during engine warm‑up or shutdown.
Usage
This drain cock is ideal for routine radiator maintenance, seasonal coolant flushes, and emergency coolant removal. Whether you are a professional mechanic or a DIY car owner, the compact size allows installation in tight engine bays without additional tools. It fits seamlessly in passenger cars, light trucks, and small SUVs that use the standard 17120.01 model configuration. 
Why Choose Us
Omix-Ada is renowned for manufacturing automotive components that meet stringent quality standards. Each drain cock undergoes rigorous testing for pressure tolerance and leak resistance, guaranteeing performance that matches or exceeds the original equipment. Our parts are sourced from Taiwan with strict quality control, providing you with a reliable, OEM‑compatible solution that eliminates the guesswork of aftermarket fittings.
Key Features
- Solid brass construction for excellent durability and corrosion resistance
- Exact OEM match to part number 3166547 for hassle‑free installation
- Compact dimensions (1.5 x 0.5 x 0.5 in) suitable for tight engine spaces
- Lightweight design (0.64 oz) that does not add unnecessary load
- Certified for use in a wide range of vehicle makes and models
FAQ
Is this drain cock compatible with all radiator types?
The Omix-Ada drain cock is designed for standard aluminum and plastic radiators that use the 17120.01 fitting. It may not be suitable for specialty or high‑performance radiators without confirming thread compatibility.
Do I need special tools to install this part?
Installation typically requires a standard wrench or socket that fits the 7 mm hex head. No additional adapters or special equipment are necessary.
Can I use this part for a coolant flush?
Yes, the drain cock provides a reliable outlet for complete coolant removal, making it ideal for flushing and refilling procedures.
What is the warranty on this product?
Omix-Ada offers a one‑year limited warranty covering manufacturing defects. Contact the seller with proof of purchase for warranty service.
Is this part discontinued?
No, the product is currently in production and listed as not discontinued by the manufacturer.




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