Part #: 3930

CSF 3930 Radiator

⚙️ 6 vehicles fit this part
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Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Hyundai, Elantra
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Overview of CSF Radiator 3930 for Hyundai Elantra

The CSF Radiator part number 3930 is designed specifically for Hyundai Elantra models, providing reliable cooling performance. Featuring an aluminum core and plastic tanks, this radiator supports efficient heat dissipation to maintain optimal engine temperature.

  • Core thickness: 1 1/4 inches for effective heat transfer
  • Core width: 11 5/16 inches
  • Core length: 25 9/16 inches
  • Aluminum core material with plastic tanks for durability and corrosion resistance
  • Cross flow design for improved coolant flow and cooling efficiency
  • Inlet and outlet diameters: 1 3/8 inches (left inlet, right outlet)
  • Box dimensions: 35 15/16 inches length, 19 inches width, 6 7/16 inches height
  • Single row core construction
  • Lightweight design at 9 lbs

Detailed Product Description

The CSF 3930 radiator is engineered with an aluminum core that offers excellent thermal conductivity, paired with OE-style plastic tanks to ensure a precise fit and long-lasting performance. Its cross flow configuration enhances coolant circulation, which helps maintain consistent engine temperatures under various driving conditions. The radiator’s inlet and outlet diameters of 1 3/8 inches are positioned on the left and right sides respectively, matching the Hyundai Elantra’s cooling system specifications. With a core thickness of 1 1/4 inches and a single row design, this radiator balances cooling capacity with compact size, making it suitable for the Elantra’s engine bay.

Common Applications and Problem Resolution

  • Replacement for leaking or cracked radiators in Hyundai Elantra vehicles
  • Solves overheating issues caused by inefficient or damaged cooling components
  • Addresses coolant flow restrictions due to clogged or corroded radiator cores
  • Restores proper engine temperature regulation for improved performance
  • Prevents engine damage related to cooling system failures

Installation Notes and Tips

When installing the CSF radiator 3930, ensure the inlet and outlet hoses align with the left and right side connections respectively. Verify that the radiator mounts securely within the engine bay and that all coolant lines are properly attached to prevent leaks. It is recommended to flush the cooling system before installation to remove any debris or contaminants. Check for proper coolant levels and bleed the system to eliminate air pockets after installation.

Quality Assurance and Warranty

This radiator is manufactured to meet OEM specifications, featuring a durable aluminum core and plastic tanks designed for corrosion resistance and longevity. While specific warranty details are not provided, CSF products typically undergo rigorous quality control to ensure reliable performance in Hyundai Elantra vehicles. For warranty information, refer to CSF’s official documentation or contact the manufacturer directly.

BrandCSF
Part Number3930
Core Thickness1 1/4
Core Width11 5/16
Core MaterialAluminum
Tank MaterialPlastic
Core Length25 9/16
Inlet Diameter1 3/8 left
Outlet Diameter1 3/8 right
Down Flow Or Cross Flow TypeCross flow
Box Height (in)6 7/16
Box Length (in)35 15/16
Box Weight (lbs)9
Box Width (in)19
Hazardous MaterialNo
Inlet Length (in)11 15/16
Inlet Width (in)1 9/16
No. Of Rows1
Oil Cooler (in)No
Outlet Length (in)11 15/16
Outlet Width (in)1 9/16
Radiator Cap SuppliedNo
Tech NoteO.e.m. style plastic tank & aluminum core.

This part fits 6 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2026HyundaiElantra1.6LL4N/A
2025HyundaiElantra1.6LL4N/A
2024HyundaiElantra1.6LL4N/A
2023HyundaiElantra1.6LL4N/A
2022HyundaiElantra1.6LL4N/A
2021HyundaiElantra1.6LL4N/A

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

1389425310-AA400

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.