OE Quality
60-Day Returns

CSF 3277 Radiator
Overview of CSF 1 Row Plastic Tank Aluminum Core Radiator
The CSF 1 Row Plastic Tank Aluminum Core Radiator (Part Number 3277) is engineered for reliable cooling performance in select Ford, Mazda, and Mercury vehicles. Designed with a durable aluminum core and plastic tanks, this radiator supports efficient heat dissipation and long-term durability.
- Core Thickness: 15/16 inch
- Core Width: 23 11/16 inches
- Core Length: 20 11/16 inches
- Core Material: Aluminum
- Tank Material: Plastic
- Inlet Diameter: 1 1/2 inch (left side)
- Outlet Diameter: 1 1/2 inch (right side)
- Cross flow design with 1 core row
- Includes high-efficiency 12-inch plate type oil cooler
- Cap not included (CSF cap number 4503 compatible)
Detailed Product Description
This radiator features a single-row aluminum core with plastic tanks, combining lightweight construction with effective cooling capabilities. The cross flow design enhances coolant circulation, improving heat exchange efficiency. The 15/16 inch thick core and dimensions of 23 11/16 inches width by 20 11/16 inches length provide a balance of cooling surface area and fitment precision. The inlet and outlet diameters of 1 1/2 inches on opposite sides facilitate straightforward hose connections. Additionally, the integrated 12-inch high-efficiency plate type oil cooler supports engine oil temperature regulation, contributing to overall engine performance.
The CSF 1 Row Plastic Tank Aluminum Core product line focuses on OEM-style radiators that maintain factory specifications for fit and function. This ensures compatibility and ease of installation for vehicles originally equipped with similar radiator designs.
Compatible Vehicles and Applications
- Ford B3000, B4000, Explorer, Explorer Sport, Explorer Sport Trac, Ranger
- Mazda B3000, B4000, Ranger
- Mercury Mountaineer
This radiator is designed specifically for these models, providing a direct replacement option that meets original equipment standards.
Common Issues Addressed by This Radiator
- Engine overheating due to radiator core damage or clogging
- Coolant leaks from cracked or worn plastic tanks
- Reduced cooling efficiency from corrosion or core blockage
- Oil temperature regulation problems related to oil cooler failure
- Incompatible or damaged radiator causing poor fitment or hose connection issues
Installation Notes and Tips
- Verify radiator dimensions and hose diameters match vehicle specifications before installation
- Use compatible CSF radiator cap number 4503 as cap is not included
- Inspect and replace all coolant hoses and clamps during installation to prevent leaks
- Flush the cooling system to remove debris and contaminants before installing the new radiator
- Ensure proper torque on mounting hardware to avoid damage to plastic tanks
Quality Assurance and Warranty
The CSF 1 Row Plastic Tank Aluminum Core Radiator (Part Number 3277) is manufactured to meet OEM standards for durability and performance. It is constructed without hazardous materials and includes a high-efficiency oil cooler for enhanced engine protection. Warranty details should be confirmed with the distributor or manufacturer, as coverage may vary.
| Brand | CSF |
| Part Number | 3277 |
| Position | 1 Row Plastic Tank Aluminum Core |
| Box Height (in) | 7 |
| Box Length (in) | 33 |
| Box Weight (lbs) | 17 |
| Box Width (in) | 28 |
| Cap Included | No |
| Core Length | 20 11/16 |
| Core Material | Aluminum |
| Core Thickness | 15/16 |
| Core Width | 23 11/16 |
| Csf Cap Number | 4503 |
| Down Flow Or Cross Flow Type | Cross Flow |
| Hazardous Material | No |
| Inlet Diameter | 1 1/2 Left |
| Inlet Length (in) | 23 5/8 |
| Inlet Width (in) | 2 3/4 |
| Oil Cooler (in) | 12 (high-efficiency Plate Type) |
| Outlet Diameter | 1 1/2 Right |
| Outlet Length (in) | 23 5/8 |
| Outlet Width (in) | 2 3/4 |
| Radiator Core Row Quantity | 1 |
| Tank Material | Plastic |
| Tech Note | O.E.M. style Plastic tanks & Aluminum core. |
This part fits 71 vehicles. Search below:
| Year | Make | Model | Transmission | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|---|
| 2011 | Ford | Ranger | 4.0L | V6 | N/A | OE style design with Mini 16 psi cap.; 1 Row Plastic Tank Aluminum Core | |
| 2010 | Ford | Ranger | 4.0L | V6 | N/A | OE style design with Mini 16 psi cap.; 1 Row Plastic Tank Aluminum Core | |
| 2009 | Ford | Ranger | 4.0L | V6 | N/A | OE style design with Mini 16 psi cap.; 1 Row Plastic Tank Aluminum Core | |
| 2008 | Ford | Ranger | 4.0L | V6 | N/A | OE style design with Mini 16 psi cap.; 1 Row Plastic Tank Aluminum Core | |
| 2008 | Ford | Ranger | 3.0L | V6 | N/A | OE style design with Mini 16 psi cap.; 1 Row Plastic Tank Aluminum Core | |
| 2008 | Mazda | B3000 | 3.0L | V6 | N/A | OE style design with Mini 16 psi cap.; 1 Row Plastic Tank Aluminum Core | |
| 2008 | Mazda | B4000 | 4.0L | V6 | N/A | OE style design with Mini 16 psi cap.; 1 Row Plastic Tank Aluminum Core | |
| 2007 | Ford | Ranger | 4.0L | V6 | N/A | OE style design with Mini 16 psi cap.; 1 Row Plastic Tank Aluminum Core | |
| 2007 | Ford | Ranger | 3.0L | V6 | N/A | OE style design with Mini 16 psi cap.; 1 Row Plastic Tank Aluminum Core | |
| 2007 | Mazda | B3000 | 3.0L | V6 | N/A | OE style design with Mini 16 psi cap.; 1 Row Plastic Tank Aluminum Core | |
| 2007 | Mazda | B4000 | 4.0L | V6 | N/A | OE style design with Mini 16 psi cap.; 1 Row Plastic Tank Aluminum Core | |
| 2006 | Ford | Ranger | 3.0L | V6 | N/A | OE style design with Mini 16 psi cap.; 1 Row Plastic Tank Aluminum Core | |
| 2006 | Ford | Ranger | 4.0L | V6 | N/A | OE style design with Mini 16 psi cap.; 1 Row Plastic Tank Aluminum Core | |
| 2006 | Mazda | B3000 | 3.0L | V6 | N/A | OE style design with Mini 16 psi cap.; 1 Row Plastic Tank Aluminum Core | |
| 2006 | Mazda | B4000 | 4.0L | V6 | N/A | OE style design with Mini 16 psi cap.; 1 Row Plastic Tank Aluminum Core | |
| 2005 | Ford | Explorer | 4.0L | V6 | N/A | Sport Trac w/ 1" Top & Bottom Channels; 1 Row Plastic Tank Aluminum Core | |
| 2005 | Ford | Explorer Sport Trac | 4.0L | V6 | N/A | OE Style Design Compatible with Mini vehicles using a 16 psi Cap and featuring a 1" Top & Bottom Channel; 1 Row Plastic Tank Aluminum Core | |
| 2005 | Ford | Ranger | 4.0L | V6 | N/A | OE style design with Mini 16 psi cap.; 1 Row Plastic Tank Aluminum Core | |
| 2005 | Ford | Ranger | 3.0L | V6 | N/A | OE style design with Mini 16 psi cap.; 1 Row Plastic Tank Aluminum Core | |
| 2005 | Mazda | B3000 | 3.0L | V6 | N/A | OE style design with Mini 16 psi cap.; 1 Row Plastic Tank Aluminum Core | |
| 2005 | Mazda | B4000 | 4.0L | V6 | N/A | OE style design with Mini 16 psi cap.; 1 Row Plastic Tank Aluminum Core | |
| 2004 | Ford | Explorer | 4.0L | V6 | N/A | Sport Trac w/ 1" Top & Bottom Channels; 1 Row Plastic Tank Aluminum Core | |
| 2004 | Ford | Explorer Sport Trac | 4.0L | V6 | N/A | OE Style Design Compatible with Mini vehicles using a 16 psi Cap and featuring a 1" Top & Bottom Channel; 1 Row Plastic Tank Aluminum Core | |
| 2004 | Ford | Ranger | 3.0L | V6 | N/A | OE style design with Mini 16 psi cap.; 1 Row Plastic Tank Aluminum Core | |
| 2004 | Ford | Ranger | 4.0L | V6 | N/A | OE style design with Mini 16 psi cap.; 1 Row Plastic Tank Aluminum Core | |
| 2004 | Mazda | B3000 | 3.0L | V6 | N/A | OE style design with Mini 16 psi cap.; 1 Row Plastic Tank Aluminum Core | |
| 2004 | Mazda | B4000 | 4.0L | V6 | N/A | OE style design with Mini 16 psi cap.; 1 Row Plastic Tank Aluminum Core | |
| 2003 | Ford | Explorer | 4.0L | V6 | N/A | Sport Trac w/ 1" Top & Bottom Channels; 1 Row Plastic Tank Aluminum Core | |
| 2003 | Ford | Explorer Sport | Automatic | 4.0L | V6 | N/A | OE style design with Mini 16 psi cap.; 1 Row Plastic Tank Aluminum Core |
| 2003 | Ford | Explorer Sport Trac | 4.0L | V6 | N/A | OE Style Design Compatible with Mini vehicles using a 16 psi Cap and featuring a 1" Top & Bottom Channel; 1 Row Plastic Tank Aluminum Core | |
| 2003 | Ford | Ranger | 4.0L | V6 | N/A | OE style design with Mini 16 psi cap.; 1 Row Plastic Tank Aluminum Core | |
| 2003 | Ford | Ranger | 3.0L | V6 | N/A | OE style design with Mini 16 psi cap.; 1 Row Plastic Tank Aluminum Core | |
| 2003 | Ford | Ranger | 4.0L | V6 | N/A | OE Style Design Compatible with Mini vehicles using a 16 psi Cap and featuring a 1" Top & Bottom Channel; 1 Row Plastic Tank Aluminum Core | |
| 2003 | Mazda | B3000 | 3.0L | V6 | N/A | OE style design with Mini 16 psi cap.; 1 Row Plastic Tank Aluminum Core | |
| 2003 | Mazda | B4000 | 4.0L | V6 | N/A | OE style design with Mini 16 psi cap.; 1 Row Plastic Tank Aluminum Core | |
| 2002 | Ford | Explorer Sport | Automatic | 4.0L | V6 | N/A | OE style design with Mini 16 psi cap.; 1 Row Plastic Tank Aluminum Core |
| 2002 | Ford | Explorer Sport Trac | 4.0L | V6 | N/A | OE Style Design Compatible with Mini vehicles using a 16 psi Cap and featuring a 1" Top & Bottom Channel; 1 Row Plastic Tank Aluminum Core | |
| 2002 | Ford | Ranger | 3.0L | V6 | N/A | OE style design with Mini 16 psi cap.; 1 Row Plastic Tank Aluminum Core | |
| 2002 | Ford | Ranger | 4.0L | V6 | N/A | OE style design with Mini 16 psi cap.; 1 Row Plastic Tank Aluminum Core | |
| 2002 | Ford | Ranger | -L | -- | N/A | OE style design with Mini 16 psi cap.; 1 Row Plastic Tank Aluminum Core | |
| 2002 | Ford | Ranger | 4.0L | V6 | N/A | OE Style Design Compatible with Mini vehicles using a 16 psi Cap and featuring a 1" Top & Bottom Channel; 1 Row Plastic Tank Aluminum Core | |
| 2002 | Mazda | B3000 | 3.0L | V6 | N/A | OE style design with Mini 16 psi cap.; 1 Row Plastic Tank Aluminum Core | |
| 2002 | Mazda | B4000 | 4.0L | V6 | N/A | OE style design with Mini 16 psi cap.; 1 Row Plastic Tank Aluminum Core | |
| 2001 | Ford | Explorer | 4.0L | V6 | N/A | 1 Row Plastic Tank Aluminum Core | |
| 2001 | Ford | Explorer Sport | Automatic | 4.0L | V6 | N/A | OE style design with Mini 16 psi cap.; 1 Row Plastic Tank Aluminum Core |
| 2001 | Ford | Explorer Sport Trac | 4.0L | V6 | N/A | OE Style Design Compatible with Mini vehicles using a 16 psi Cap and featuring a 1" Top & Bottom Channel; 1 Row Plastic Tank Aluminum Core | |
| 2001 | Ford | Ranger | 4.0L | V6 | N/A | OE style design with Mini 16 psi cap.; 1 Row Plastic Tank Aluminum Core | |
| 2001 | Ford | Ranger | -L | -- | N/A | OE style design with Mini 16 psi cap.; 1 Row Plastic Tank Aluminum Core | |
| 2001 | Ford | Ranger | 4.0L | V6 | N/A | OE Style Design Compatible with Mini vehicles using a 16 psi Cap and featuring a 1" Top & Bottom Channel; 1 Row Plastic Tank Aluminum Core | |
| 2001 | Ford | Ranger | 3.0L | V6 | N/A | OE style design with Mini 16 psi cap.; 1 Row Plastic Tank Aluminum Core | |
| 2001 | Mazda | B3000 | 3.0L | V6 | N/A | OE style design with Mini 16 psi cap.; 1 Row Plastic Tank Aluminum Core | |
| 2001 | Mazda | B4000 | 4.0L | V6 | N/A | OE style design with Mini 16 psi cap.; 1 Row Plastic Tank Aluminum Core | |
| 2001 | Mercury | Mountaineer | 4.0L | V6 | N/A | OE Style Design Compatible with Mini vehicles using a 16 psi Cap and featuring a 1" Top & Bottom Channel; 1 Row Plastic Tank Aluminum Core | |
| 2000 | Ford | Explorer | Automatic | 4.0L | V6 | N/A | OE style design with Mini 16 psi cap.; 1 Row Plastic Tank Aluminum Core |
| 2000 | Ford | Ranger | -L | -- | N/A | OE style design with Mini 16 psi cap.; 1 Row Plastic Tank Aluminum Core | |
| 2000 | Ford | Ranger | 4.0L | V6 | N/A | OE style design with Mini 16 psi cap.; 1 Row Plastic Tank Aluminum Core | |
| 2000 | Ford | Ranger | 3.0L | V6 | N/A | OE style design with Mini 16 psi cap.; 1 Row Plastic Tank Aluminum Core | |
| 2000 | Mazda | B3000 | 3.0L | V6 | N/A | OE style design with Mini 16 psi cap.; 1 Row Plastic Tank Aluminum Core | |
| 2000 | Mazda | B4000 | 4.0L | V6 | N/A | OE style design with Mini 16 psi cap.; 1 Row Plastic Tank Aluminum Core | |
| 1999 | Ford | Explorer | Automatic | 4.0L | V6 | N/A | OE style design with Mini 16 psi cap.; 1 Row Plastic Tank Aluminum Core |
| 1999 | Ford | Ranger | -L | -- | N/A | OE style design with Mini 16 psi cap.; 1 Row Plastic Tank Aluminum Core | |
| 1999 | Ford | Ranger | 4.0L | V6 | N/A | OE style design with Mini 16 psi cap.; 1 Row Plastic Tank Aluminum Core | |
| 1999 | Ford | Ranger | 3.0L | V6 | N/A | OE style design with Mini 16 psi cap.; 1 Row Plastic Tank Aluminum Core | |
| 1999 | Mazda | B3000 | 3.0L | V6 | N/A | OE style design with Mini 16 psi cap.; 1 Row Plastic Tank Aluminum Core | |
| 1999 | Mazda | B4000 | 4.0L | V6 | N/A | OE style design with Mini 16 psi cap.; 1 Row Plastic Tank Aluminum Core | |
| 1998 | Ford | Explorer | Automatic | 4.0L | V6 | N/A | OE style design with Mini 16 psi cap.; 1 Row Plastic Tank Aluminum Core |
| 1998 | Ford | Ranger | 3.0L | V6 | N/A | OE style design with Mini 16 psi cap.; 1 Row Plastic Tank Aluminum Core | |
| 1998 | Ford | Ranger | -L | -- | N/A | OE style design with Mini 16 psi cap.; 1 Row Plastic Tank Aluminum Core | |
| 1998 | Ford | Ranger | 4.0L | V6 | N/A | OE style design with Mini 16 psi cap.; 1 Row Plastic Tank Aluminum Core | |
| 1998 | Mazda | B3000 | 3.0L | V6 | N/A | OE style design with Mini 16 psi cap.; 1 Row Plastic Tank Aluminum Core | |
| 1998 | Mazda | B4000 | 4.0L | 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.