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CSF 2809 Radiator
| Brand | CSF 2809 |
|---|---|
| Core Thickness | 5/8 |
| Core Width | 25 1/2 |
| Core Material | Aluminum |
| Tank Material | Plastic |
| Core Length | 12 1/2 |
| Inlet Diameter | 1 1/4 right |
| Outlet Diameter | 1 1/4 left |
| Down Flow Or Cross Flow Type | Down flow |
| Radiator Core Row Quantity | 1 |
| Cap Included | No |
| Box Height (in) | 5 11/16 |
| Box Length (in) | 28 1/16 |
| Box Weight (lbs) | 8 |
| Box Width (in) | 19 5/8 |
| Csf Cap Number | 4503 |
| Hazardous Material | No |
| Inlet Length (in) | 26 1/16 |
| Inlet Width (in) | 1 9/16 |
| Oil Cooler (in) | 10 13/16 (high-effeciency concentric type) |
| Outlet Length (in) | 26 1/16 |
| Outlet Width (in) | 1 9/16 |
| Tech Note | O.e.m. style plastic tanks & aluminum core. |
| Product line | 1 Row Plastic Tank Aluminum Core |
| Fits | Mazda · 7 vehicles |
OEM-style construction. Plastic tanks and an aluminum core deliver a familiar radiator design.
Down-flow design. Promotes efficient coolant movement through the radiator core.
Wind tunnel tested. Validated for cooling performance in lab testing.
Cross-references Anchor 2268, CSF 2277 and DENSO Auto Parts 221-3503 for the same application. See all 12.
Will it fit your vehicle?
Free return shipping if it doesn't fit.
CSF 2809 Radiator for Mazda Miata
CSF 2809 is an OE-style radiator built with a plastic tank and aluminum core for the 1999-2005 Mazda Miata. It is engineered for direct replacement service on Miata cooling systems that use a down-flow layout and 1 1/4-inch inlet and outlet connections.
The CSF radiator line is built around factory-style fitment and validated cooling performance. This CSF 2809 radiator reflects that approach with a 1-row aluminum core, plastic tanks, and dimensions matched to the listed application for the Mazda Miata.
Key Features
- Fits 1999-2005 Mazda Miata, N/A
- OE-style plastic tank and aluminum core construction
- 1-row down-flow design
- Core thickness: 5/8 in.
- Core dimensions: 25 1/2 in. wide x 12 1/2 in. long
- Inlet diameter: 1 1/4 in. right
- Outlet diameter: 1 1/4 in. left
- High-efficiency concentric-type oil cooler section
- Cap not included; CSF cap number 4503
Detailed Description
CSF 2809 is a replacement radiator for the 1999-2005 Mazda Miata, designed to match the OE-style plastic tank and aluminum core layout used in the original cooling system. The down-flow configuration, 1-row core, and listed inlet and outlet sizes support a straightforward radiator replacement for Miata owners servicing a worn, leaking, or inefficient cooling assembly. This part number, 2809, is also cross-referenced with Spectra Premium CU2268 for the same application.
CSF manufactures a wide range of radiator models and uses lab-based cooling validation methods, including wind tunnel testing, to verify performance characteristics. For buyers searching for a Mazda Miata radiator replacement, CSF 2809 offers the correct style and dimensions for the specified 1999-2005 fitment.
Common Problems This Radiator Can Address
- Coolant leaks from aging plastic tanks or core seams
- Restricted cooling performance from a clogged or corroded radiator
- Overheating caused by reduced heat transfer efficiency
- Cracked or damaged radiator connections at the inlet or outlet
- Replacement needs after impact or long-term wear
Installation Notes and Tips
Verify the radiator dimensions, inlet and outlet orientation, and down-flow layout before installation. Confirm that your vehicle uses the listed 1999-2005 Mazda Miata application and compare the existing radiator to the OE-style plastic tank and aluminum core design. The radiator cap is not included, and the listed CSF cap number is 4503 if a matching cap is needed.
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-performance validation during development.
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2005 | Mazda | Miata | 1.8L | L4 | N/A | OE style design with Mini 16 psi cap.; 1 Row Plastic Tank Aluminum Core |
| 2004 | Mazda | Miata | 1.8L | L4 | N/A | OE style design with Mini 16 psi cap.; 1 Row Plastic Tank Aluminum Core |
| 2003 | Mazda | Miata | 1.8L | L4 | N/A | OE style design with Mini 16 psi cap.; 1 Row Plastic Tank Aluminum Core |
| 2002 | Mazda | Miata | 1.8L | L4 | N/A | OE style design with Mini 16 psi cap.; 1 Row Plastic Tank Aluminum Core |
| 2001 | Mazda | Miata | 1.8L | L4 | N/A | OE style design with Mini 16 psi cap.; 1 Row Plastic Tank Aluminum Core |
| 2000 | Mazda | Miata | 1.8L | L4 | N/A | OE style design with Mini 16 psi cap.; 1 Row Plastic Tank Aluminum Core |
| 1999 | Mazda | Miata | 1.8L | L4 | N/A | OE style design with Mini 16 psi cap.; 1 Row Plastic Tank Aluminum Core |
| No rows match your filter. | ||||||