Part #: 3303

CSF 3303 Radiator

1 Row Plastic Tank Aluminum Core
⚙️ 7 vehicles fit this part
🔍
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$130.69Free 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
📦1 Row Plastic Tank Aluminum Core
🚗Fitment: Mitsubishi, Eclipse
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST

Overview of CSF 3303 Radiator for Mitsubishi Eclipse

The CSF 3303 radiator is designed specifically for Mitsubishi Eclipse models, featuring a durable aluminum core paired with OE-style plastic tanks. This radiator offers reliable cooling performance with a single-row core configuration, ensuring efficient heat dissipation for your vehicle's engine.

  • Core thickness: 5/8 inch
  • Core width: 29 3/8 inches
  • Core length: 13 3/4 inches
  • Aluminum core material with plastic tanks
  • Down flow design with 1 3/8 inch inlet (center) and outlet (left)
  • Single-row radiator core
  • Compatible with Mitsubishi Eclipse
  • Part number: 3303

Details on the 1 Row Plastic Tank Aluminum Core Product Line

The CSF 1 Row Plastic Tank Aluminum Core product line combines lightweight plastic tanks with a robust aluminum core to provide a balance of durability and efficient cooling. This design mirrors OEM specifications, making it a suitable replacement radiator for vehicles like the Mitsubishi Eclipse. The single-row core thickness of 5/8 inch supports effective heat transfer while maintaining a compact form factor.

Technical Description of the CSF 3303 Radiator

This radiator features a down flow design, which directs coolant from the top to the bottom of the core, optimizing heat exchange. The aluminum core measures 29 3/8 inches in width and 13 3/4 inches in length, with a thickness of 5/8 inch, providing a solid surface area for cooling. The plastic tanks are engineered to match OEM style and fitment, with inlet and outlet diameters both at 1 3/8 inches, positioned center and left respectively. The radiator does not include a cap, but it is compatible with CSF cap number 4514. The overall packaging dimensions and weight ensure safe transport and handling.

Common Applications and Issues Addressed

  • Replacement for leaking or cracked radiators in Mitsubishi Eclipse vehicles
  • Improves engine cooling efficiency to prevent overheating
  • Restores proper coolant flow with OEM-style inlet and outlet fittings
  • Addresses radiator core damage or corrosion
  • Suitable for vehicles requiring a down flow, single-row radiator design

Installation Notes and Tips

Ensure compatibility with your Mitsubishi Eclipse model before installation. The radiator core and plastic tanks are designed to match OEM specifications, facilitating a straightforward replacement process. Use the correct CSF radiator cap (part number 4514) if a cap replacement is needed. Inspect hoses and clamps for wear during installation and replace as necessary to maintain a secure coolant system.

Quality Assurance and Warranty

The CSF 3303 radiator is manufactured to meet OEM standards, featuring a durable aluminum core and plastic tanks designed for longevity. This radiator is free from hazardous materials and undergoes quality control to ensure reliable performance. Warranty details should be confirmed with the distributor or manufacturer, as they may vary.

BrandCSF
Part Number3303
Position1 Row Plastic Tank Aluminum Core
Box Height (in)5 11/16
Box Length (in)32 13/16
Box Weight (lbs)9
Box Width (in)21 3/16
Cap IncludedNo
Core Length13 3/4
Core MaterialAluminum
Core Thickness5/8
Core Width29 3/8
Csf Cap Number4514
Down Flow Or Cross Flow TypeDown Flow
Hazardous MaterialNo
Inlet Diameter1 3/8 Centre
Inlet Length (in)30 1/4
Inlet Width (in)1 5/8
Outlet Diameter1 3/8 Left
Outlet Length (in)30 1/4
Outlet Width (in)1 5/8
Radiator Core Row Quantity1
Tank MaterialPlastic
Tech NoteO.E.M. style Plastic tanks & Aluminum core.

This part fits 7 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2012MitsubishiEclipse2.4LL4N/AOE Style Design; Use Micro, 16 psi Cap; 1 Row Plastic Tank Aluminum Core
2011MitsubishiEclipse2.4LL4N/AOE Style Design; Use Micro, 16 psi Cap; 1 Row Plastic Tank Aluminum Core
2010MitsubishiEclipse2.4LL4N/AOE Style Design; Use Micro, 16 psi Cap; 1 Row Plastic Tank Aluminum Core
2009MitsubishiEclipse2.4LL4N/AOE Style Design; Use Micro, 16 psi Cap; 1 Row Plastic Tank Aluminum Core
2008MitsubishiEclipse2.4LL4N/AOE Style Design; Use Micro, 16 psi Cap; 1 Row Plastic Tank Aluminum Core
2007MitsubishiEclipse2.4LL4N/AOE Style Design; Use Micro, 16 psi Cap; 1 Row Plastic Tank Aluminum Core
2006MitsubishiEclipse2.4LL4N/AOE Style Design; Use Micro, 16 psi Cap; 1 Row Plastic Tank Aluminum Core

* 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:

28438012843CU2842MI3010209MN 180279MN 180280

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