CST CH5938 Coolant Filler Neck 055644910703

( Brand: Cst ), ( Manufacturer Part Number: CH5938 ), ( Type: Coolant Filler Neck ), ( Material: Material ), ( Item Height: 8.000 ), ( Item Length: 19.000 ), ( Item Width: 11.500 ), ( UPC: 055644910703 )

Review CST Coolant Filler Neck

The CST Ch5938 coolant filler neck is a crucial component in the cooling system of your vehicle, designed to make refilling the coolant a quick and efficient process. This filler neck is specifically engineered for heavy-duty applications, ensuring durability and reliability even under the most demanding conditions.

The CST Ch5938 coolant filler neck is manufactured using high-quality materials, primarily engineered thermoplastic, which offers several advantages over traditional metal filler necks. This material is resistant to corrosion, making it ideal for use in environments where coolant contamination is a concern. Additionally, it is lighter in weight than metal, reducing the overall weight of the vehicle and improving fuel efficiency.

The filler neck features a large, easy-to-access opening, allowing for simple and quick coolant refills. The design of the neck ensures that it is self-venting, meaning that air is automatically expelled when coolant is added, preventing the creation of air pockets in the cooling system. This is essential for maintaining proper cooling system function and preventing damage to the engine.

The CST Ch5938 coolant filler neck also includes an integrated O-ring seal, providing a tight and secure seal to prevent coolant leaks. The seal is designed to withstand the high temperatures and pressures found in the cooling system, ensuring long-lasting performance.

In addition, the filler neck is designed with a tapered shape, allowing for easy and accurate filling of the coolant reservoir. The tapered design also helps to prevent spills and messes, making the refilling process cleaner and more convenient.

The CST Ch5938 coolant filler neck is compatible with a wide range of heavy-duty vehicles, and is backed by a robust warranty against manufacturing defects. This filler neck is an essential upgrade for any vehicle with a cooling system, providing improved durability, reliability, and convenience.

The CST Ch5938 coolant filler neck is a part used in various cooling systems, particularly in heavy-duty industrial applications. This component facilitates the addition of coolant to the system without having to drain it entirely. Here are some pros and cons of buying a CST Ch5938 coolant filler neck:

1. Durable Design: The CST Ch5938 coolant filler neck is made from high-quality materials, ensuring it can withstand the rigors of heavy-duty industrial applications.

2. Easy Installation: This component is designed to be easy to install, reducing downtime and labor costs for maintenance or repair work.

3. Leak-Free Design: The CST Ch5938 coolant filler neck features a leak-free design, ensuring that coolant stays within the cooling system and is not wasted.

1. Cost: The CST Ch5938 coolant filler neck can be more expensive than some other aftermarket alternatives.

2. Availability: Due to its heavy-duty industrial application, this component may not be readily available at local auto parts stores and may need to be ordered online.

The CST Ch5938 coolant filler neck is a high-quality component designed for heavy-duty industrial applications. Its durable design, easy installation, and leak-free performance make it a worthwhile investment for those who need a reliable cooling system component. However, its cost and limited availability may be a deterrent for some buyers.

If you require a coolant filler neck for a heavy-duty industrial application and are willing to pay a premium for a high-quality component, the CST Ch5938 coolant filler neck is a solid choice. However, if cost is a concern, you may want to consider alternative aftermarket options or contact CST directly to inquire about potential volume discounts.

Details:

For kits, photo might show entire kit and listing is only for one component. Thermal shock validated and 100% leak tested. COOLANT FILLER NECK,:: OE Replacement; 5-3/4 Inch height ; Black. Note: Photos do not always represent the actual product.

part #: ch5938 prices

• $42.86-$50.86

specifications radiatoranch:

• brand: Cst
• mpn: Ch5938
• type: Coolant Filler Neck
• material: Material
• item height: 8.000
• item length: 19.000
• item width: 11.500
• upc: 055644910703

shipping radiatoranch:

• class: Standard
• service: Standard
• type: Fixed
• cost: $0.00
• transit: 3-7 Days

offer radiatoranch:

• sold: 0
• started: January 20, 2026
• options: Ship-to-home
• availability: In Stock
• quantity: 10

seller radiatoranch:

• city: USA
• rating: 98.8%
• # reviews: 83339

payments radiatoranch:

• credit card: Mastercard
• other
• wallet: Apple-pay

returns radiatoranch:

• time: 30 Days
• policy: Returns Accepted
• paid by: Seller

general radiatoranch:

• Car Truck Parts Accessories > Engine Cooling Components > Radiators
• condition: New