OE Quality
60-Day Returns

CSF 3305 Radiator
Overview of CSF 3305 Radiator for Mitsubishi Montero
The CSF 3305 radiator is designed specifically for Mitsubishi Montero models, featuring a durable aluminum core with plastic tanks. This radiator ensures efficient engine cooling with its down flow design and precise fitment, making it a reliable replacement part for your vehicle.
- Core thickness: 7/8 inch
- Core width: 27 7/8 inches
- Core length: 19 11/16 inches
- Aluminum core with plastic tanks
- Down flow radiator type
- Inlet and outlet diameter: 1 3/8 inches (left inlet, right outlet)
- Single core row design
- Compatible with Mitsubishi Montero
- Part number: 3305
Details on the 1 Row Plastic Tank Aluminum Core Product Line
The CSF 1 Row Plastic Tank Aluminum Core product line combines OEM-style plastic tanks with a high-quality aluminum core. This design balances durability and efficient heat dissipation, providing a direct replacement radiator that meets factory specifications. The single-row core construction supports effective cooling while maintaining a compact profile suitable for the Mitsubishi Montero.
Technical Description of the CSF 3305 Radiator
This radiator features a 7/8 inch thick aluminum core measuring 27 7/8 inches wide and 19 11/16 inches long. The plastic tanks are engineered to OEM standards, ensuring compatibility and durability. The down flow design facilitates optimal coolant flow from the inlet on the left side to the outlet on the right, both with a diameter of 1 3/8 inches. The radiator includes a high-efficiency concentric oil cooler measuring 15 3/8 inches, enhancing overall cooling performance. The part does not include a radiator cap but is compatible with CSF cap number 4503.
Common Applications and Issues Addressed
- Replacement for leaking or damaged Mitsubishi Montero radiators
- Resolves overheating caused by inefficient cooling cores
- Fixes coolant flow restrictions due to clogged or corroded radiators
- Addresses radiator tank cracks or failures in plastic tanks
- Improves engine cooling system reliability in Mitsubishi Montero vehicles
Installation Notes and Tips
When installing the CSF 3305 radiator, ensure the inlet and outlet hoses match the 1 3/8 inch diameter specifications for proper fitment. Verify the down flow orientation aligns with the vehicle’s cooling system layout. Since the radiator does not include a cap, use the compatible CSF cap number 4503 or an OEM equivalent. Inspect all mounting points and connections for secure installation and check for leaks after installation.
Quality Assurance and Warranty Information
The CSF 3305 radiator is manufactured to meet OEM standards for fit, form, and function. It is constructed with a corrosion-resistant aluminum core and durable plastic tanks to provide long service life. This radiator is not classified as hazardous material and is designed for direct replacement in Mitsubishi Montero models. Warranty details should be confirmed with the distributor or manufacturer.
| Brand | CSF |
| Part Number | 3305 |
| Position | 1 Row Plastic Tank Aluminum Core |
| Box Height (in) | 5 4/16 |
| Box Length (in) | 30 1/16 |
| Box Weight (lbs) | 11 |
| Box Width (in) | 27 5/16 |
| Cap Included | No |
| Core Length | 19 11/16 |
| Core Material | Aluminum |
| Core Thickness | 7/8 |
| Core Width | 27 7/8 |
| Csf Cap Number | 4503 |
| Down Flow Or Cross Flow Type | Down Flow |
| Hazardous Material | No |
| Inlet Diameter | 1 3/8 Left |
| Inlet Length (in) | 28 1/8 |
| Inlet Width (in) | 1 5/16 |
| Oil Cooler (in) | 15 3/8 (high-effeciency Concentric Type) |
| Outlet Diameter | 1 3/8 Right |
| Outlet Length (in) | 28 1/8 |
| Outlet Width (in) | 1 3/4 |
| Radiator Core Row Quantity | 1 |
| Tank Material | Plastic |
| Tech Note | O.E.M. style Plastic tanks & Aluminum core. |
This part fits 4 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2006 | Mitsubishi | Montero | 3.8L | V6 | N/A | OE style design with Mini 16 psi cap.; 1 Row Plastic Tank Aluminum Core |
| 2005 | Mitsubishi | Montero | 3.8L | V6 | N/A | OE style design with Mini 16 psi cap.; 1 Row Plastic Tank Aluminum Core |
| 2004 | Mitsubishi | Montero | 3.8L | V6 | N/A | OE style design with Mini 16 psi cap.; 1 Row Plastic Tank Aluminum Core |
| 2003 | Mitsubishi | Montero | 3.8L | V6 | N/A | OE style design with Mini 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:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.