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CSF 2731 Radiator
| Brand | CSF 2731 |
|---|---|
| Box Height (in) | 5 4/16 |
| Box Length (in) | 31 1/4 |
| Box Weight (lbs) | 11 |
| Box Width (in) | 22 3/16 |
| Cap Included | No |
| Core Length | 15 13/16 |
| Core Material | Aluminum |
| Core Thickness | 5/8 |
| Core Width | 28 11/16 |
| Down Flow Or Cross Flow Type | Down Flow |
| Hazardous Material | No |
| Inlet Diameter | 1 3/8 Right |
| Inlet Length (in) | 29 3/16 |
| Inlet Width (in) | 1 13/16 |
| Oil Cooler (in) | 14 3/4 (high-effeciency Concentric Type) |
| Outlet Diameter | 1 3/8 Left |
| Outlet Length (in) | 29 3/16 |
| Outlet Width (in) | 1 13/16 |
| Radiator Core Row Quantity | 1 |
| Tank Material | Plastic |
| Tech Note | O.E.M. style Plastic tanks & Aluminum core. |
| Product line | 1 Row Plastic Tank Aluminum Core |
| Fits | Toyota · 5 vehicles |
OE-style construction. Plastic tanks and an aluminum core match the original design.
Down-flow design. Promotes efficient coolant circulation through the radiator.
High-performance testing. Wind-tunnel validated for cooling performance.
Cross-references APDI 8012324, DENSO Auto Parts 221-0513 and OSC 2324 for the same application. See all 6.
OE-Style Cooling for Avalon
This CSF radiator is built for 2000-2004 Toyota Avalon applications with an OE-style plastic tank and aluminum core design. CSF Part Number 2731 is engineered for direct-fit cooling performance in the Toyota Avalon, with dimensions and hose connections matched to the listed application.
Key Features
- 1-row radiator design with a 5/8 in. core thickness
- Aluminum core with plastic tanks for OE-style construction
- Down-flow configuration
- Inlet: 1 3/8 in. right; outlet: 1 3/8 in. left
- Core size: 28 11/16 in. wide by 15 13/16 in. long
- Integrated 14 3/4 in. high-efficiency concentric-type oil cooler
- No cap included
Product Details
CSF Part Number 2731 is a radiator from CSF’s 1 Row Plastic Tank Aluminum Core line, built to match the OE-style layout used on the Toyota Avalon. CSF manufactures a wide range of radiator designs and validates cooling performance through lab testing, including wind tunnel evaluation, to support consistent heat transfer and fitment. This radiator is listed for 2000-2004 Toyota Avalon models and uses the specified inlet and outlet placement for straightforward replacement service.
This part cross-references APDI 8012324 and Spectra Premium CU2324 for the same application.
Vehicle Fitment
- Fits 2000-2004 Toyota Avalon, N/A. Notes: OE Style Design; Use Mini, 16 psi Cap; TK Model; Radiator Marked 0A17; 1 Row Plastic Tank Aluminum Core.
Common Cooling Issues Addressed
- Leaking radiator tanks or core seams
- Restricted coolant flow from an aging radiator
- Overheating caused by reduced heat dissipation
- Damaged or corroded OE-style radiator assemblies
- Cooling system service on a Toyota Avalon with the listed OE-style layout
Installation Notes
Verify the inlet and outlet orientation before installation: inlet 1 3/8 in. right and outlet 1 3/8 in. left. Confirm the vehicle uses the listed OE-style configuration, including the mini 16 psi cap note and TK model reference. Inspect hoses, clamps, and coolant condition during replacement, and compare the existing radiator marking to the listed 0A17 reference when applicable.
Quality Assurance
CSF states that its factories are ISO/TSO certified and that its radiators are engineered to high-performance standards. The brand also notes long-term global production experience and cooling validation testing for radiator designs.
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2004 | Toyota | Avalon | 3.0L | V6 | N/A | OE Style Design; Use Mini, 16 psi Cap; TK Model; Radiator Marked 0A17; 1 Row Plastic Tank Aluminum Core |
| 2003 | Toyota | Avalon | 3.0L | V6 | N/A | OE Style Design; Use Mini, 16 psi Cap; TK Model; Radiator Marked 0A17; 1 Row Plastic Tank Aluminum Core |
| 2002 | Toyota | Avalon | 3.0L | V6 | N/A | OE Style Design; Use Mini, 16 psi Cap; TK Model; Radiator Marked 0A17; 1 Row Plastic Tank Aluminum Core |
| 2001 | Toyota | Avalon | 3.0L | V6 | N/A | OE Style Design; Use Mini, 16 psi Cap; TK Model; Radiator Marked 0A17; 1 Row Plastic Tank Aluminum Core |
| 2000 | Toyota | Avalon | 3.0L | V6 | N/A | OE Style Design; Use Mini, 16 psi Cap; TK Model; Radiator Marked 0A17; 1 Row Plastic Tank Aluminum Core |
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