Part #: 3787

CSF 3787 Radiator

⚙️ 5 vehicles fit this part
🔍
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$112.89Free Shipping
🚚Free ShippingNo Cost to Continental U.S.
🔄Free Returns*Wrong fit? No cost
🛡️60-Day ReturnsMoney back guarantee
*Free return shipping only qualifies if our fitment verification tool is used.
🔥
✅ In Stock · Ready To Ship Most orders ship same-day if ordered before 1pm CST.
OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Hyundai, Tucson
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST

Overview of CSF Radiator Part 3787 for Hyundai Tucson

The CSF radiator part number 3787 is designed specifically for Hyundai Tucson models, providing reliable cooling performance. Engineered with an aluminum core and plastic tanks, this radiator supports efficient heat dissipation to maintain optimal engine temperature.

  • Core thickness: 1 1/4 inches
  • Core width: 18 5/16 inches
  • Core length: 19 1/8 inches
  • Aluminum core material with plastic tanks
  • Cross flow design for effective coolant circulation
  • Inlet and outlet diameter: 1 3/8 inches (right inlet, left outlet)
  • Single-row radiator core
  • Cap not included

Detailed Product Description

This CSF radiator (part number 3787) features a cross flow design that enhances coolant flow across the aluminum core, improving heat exchange efficiency. The core measures 1 1/4 inches thick, 18 5/16 inches wide, and 19 1/8 inches long, providing a substantial surface area for cooling. The plastic tanks are manufactured to OEM specifications, ensuring compatibility and durability. The inlet and outlet diameters are both 1 3/8 inches, positioned on the right and left sides respectively, matching the Hyundai Tucson's cooling system layout. This radiator is a single-row core type, suitable for standard cooling requirements.

Compatible Vehicles and Applications

  • Compatible with Hyundai Tucson models requiring a cross flow radiator
  • Replacement for OEM radiators with plastic tanks and aluminum cores
  • Ideal for addressing overheating, coolant leaks, and reduced cooling efficiency
  • Suitable for routine radiator replacement or repair

Installation Notes and Tips

  • Ensure the radiator core dimensions and inlet/outlet positions match the vehicle specifications
  • Check for proper hose connections to the 1 3/8 inch inlet and outlet fittings
  • Verify radiator mounting points align with the Hyundai Tucson frame
  • Bleed the cooling system after installation to remove air pockets
  • Use compatible coolant recommended by Hyundai for optimal performance

Quality Assurance and Warranty

The CSF radiator part 3787 is manufactured to meet OEM standards, featuring durable aluminum cores and plastic tanks designed for longevity. While the product does not include a radiator cap, it is engineered for direct replacement use. CSF products typically come with a limited warranty covering defects in materials and workmanship; please refer to the specific warranty terms provided at purchase.

BrandCSF
Part Number3787
Box Height (in)6 1/16
Box Length (in)27 1/2
Box Weight (lbs)10
Box Width (in)23 1/8
Cap IncludedNo
Core Length19 1/8
Core MaterialAluminum
Core Thickness1 1/4
Core Width18 5/16
Down Flow Or Cross Flow TypeCross Flow
Hazardous MaterialNo
Inlet Diameter1 3/8 Right
Inlet Length (in)19
Inlet Width (in)1 3/4
Outlet Diameter1 3/8 Left
Outlet Length (in)19
Outlet Width (in)1 3/4
Radiator Core Row Quantity1
Tank MaterialPlastic
Tech NoteO.E.M. style Plastic tanks & Aluminum core.

This part fits 5 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2021HyundaiTucson1.6LL4N/AUpgraded Heavy Duty Core. 15% Thicker 30mm vs OEM 26mm
2019HyundaiTucson1.6LL4N/AUpgraded Heavy Duty Core. 15% Thicker 30mm vs OEM 26mm
2018HyundaiTucson1.6LL4N/A
2017HyundaiTucson1.6LL4N/A
2016HyundaiTucson1.6LL4N/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:

1357725310-D3200CU13577HY3010211

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