Part #: 3782

CSF 3782 Radiator

⚙️ 5 vehicles fit this part
🔍
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$115.28Free 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: Honda, CR-V
🔄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 for Honda CR-V

The CSF radiator part number 3782 is designed specifically for Honda CR-V 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: 5/8 inch
  • Core width: 29 1/16 inches
  • Core length: 16 3/4 inches
  • Aluminum core material with plastic tanks
  • Down flow design with one core row
  • Inlet and outlet diameter: 1 1/4 inch (left side)
  • Cap not included (CSF cap number 4514 compatible)

Detailed Product Description

This CSF radiator (part number 3782) is engineered with an aluminum core that offers durability and efficient heat transfer, paired with OEM-style plastic tanks to ensure a proper fit and function in Honda CR-V vehicles. The down flow design allows coolant to flow vertically through the core, optimizing cooling efficiency. With a single core row and precise core dimensions, this radiator is tailored to meet the cooling demands of your CR-V's engine.

Compatible Vehicles and Applications

This radiator is compatible with Honda CR-V models requiring a down flow radiator with the specified core dimensions and inlet/outlet configurations. It is suitable for replacing worn or damaged radiators to restore proper engine cooling performance.

  • Overheating issues due to radiator core damage or clogging
  • Coolant leaks from cracked or deteriorated plastic tanks
  • Reduced cooling efficiency from corrosion or buildup
  • Physical damage from road debris or accidents
  • Replacement during engine cooling system upgrades or maintenance

Installation Notes and Tips

When installing the CSF radiator 3782, ensure the inlet and outlet connections match the 1 1/4 inch left-side configuration. Verify compatibility with your Honda CR-V model year and engine type before installation. Use the appropriate CSF radiator cap (part number 4514) as this radiator does not include a cap. Properly bleed the cooling system after installation to avoid air pockets and ensure optimal performance.

Quality Assurance and Warranty

CSF radiators are manufactured to meet OEM specifications, using high-quality aluminum cores and durable plastic tanks. This radiator is free from hazardous materials and designed for long-lasting service. While specific warranty details may vary, CSF products typically come with a limited warranty covering defects in materials and workmanship.

BrandCSF
Part Number3782
Box Height (in)5 1/4
Box Length (in)31 5/8
Box Weight (lbs)9
Box Width (in)23 1/8
Cap IncludedNo
Core Length16 3/4
Core MaterialAluminum
Core Thickness5/8
Core Width29 1/16
Csf Cap Number4514
Down Flow Or Cross Flow TypeDown Flow
Hazardous MaterialNo
Inlet Diameter1 1/4 Left
Inlet Length (in)29 1/2
Inlet Width (in)1 5/8
Outlet Diameter1 1/4 Left
Outlet Length (in)29 1/2
Outlet Width (in)1
Radiator Core Row Quantity1
Tank MaterialPlastic
Tech NoteO.E.M. style Plastic tanks & Aluminum core.

This part fits 5 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2016HondaCR-V2.4LL4N/AOE style design ensures optimal fitment and performance.
2015HondaCR-V2.4LL4N/AOE style design ensures optimal fitment and performance.
2014HondaCR-V2.4LL4N/AOE style design ensures optimal fitment and performance.
2013HondaCR-V2.4LL4N/AOE style design ensures optimal fitment and performance.
2012HondaCR-V2.4LL4N/AOE style design ensures optimal fitment and performance.

* 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:

1331419010-5LA-A5119010-R5A-A51CU13314HO3010230

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