OE Quality
60-Day Returns

CSF 3366 Radiator
Overview of CSF 3366 Radiator for Acura TSX
The CSF 3366 radiator is designed specifically for the Acura TSX, providing reliable engine cooling with a durable aluminum core and plastic tanks. This radiator features a single-row core construction optimized for efficient heat dissipation in a down flow configuration.
- Core thickness: 5/8 inch
- Core width: 28 1/4 inches
- Core length: 15 13/16 inches
- Aluminum core with plastic tanks
- Inlet and outlet diameter: 1 1/4 inches, positioned on the left
- Down flow radiator type with one core row
- Includes a high-efficiency concentric type oil cooler (12 13/16 inches)
- Box dimensions: 30 7/8" length, 22 3/16" width, 5 11/16" height
- Box weight: 9 lbs
CSF 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 robust aluminum core to deliver dependable cooling performance. This line is designed to meet or exceed factory specifications, offering a multifit model suitable for vehicles like the Acura TSX. The single-row core design balances cooling efficiency with compact size, making it ideal for applications requiring precise fitment and reliable heat exchange.
Detailed Product Description
The CSF 3366 radiator features a 5/8 inch thick aluminum core measuring 28 1/4 inches wide and 15 13/16 inches long, providing effective heat transfer to maintain optimal engine temperatures. The plastic tanks are engineered to OEM standards, ensuring compatibility and durability. Both the inlet and outlet have a 1 1/4 inch diameter and are located on the left side, supporting the down flow cooling system design. Additionally, the integrated high-efficiency concentric oil cooler enhances overall cooling performance, which is critical for maintaining engine and transmission fluid temperatures under various driving conditions.
Common Applications and Issues Addressed
- Replacement for leaking or cracked radiators in Acura TSX models
- Resolves overheating caused by clogged or damaged cores
- Addresses coolant loss due to faulty plastic tanks
- Improves cooling efficiency in vehicles with aging or underperforming radiators
- Supports engine longevity by maintaining proper operating temperatures
Installation Notes and Tips
- Ensure compatibility with Acura TSX model year before installation
- Drain coolant completely before removing the old radiator
- Inspect hoses and clamps for wear and replace if necessary
- Carefully align inlet and outlet connections to avoid leaks
- Bleed the cooling system after installation to remove air pockets
Quality Assurance and Warranty
The CSF 3366 radiator is manufactured to meet OEM specifications, using high-quality aluminum and plastic materials for durability and performance. While the product does not include a radiator cap, it is compatible with CSF cap number 4503. This radiator is not classified as hazardous material and is packaged securely to prevent damage during shipping. Warranty details should be confirmed with the distributor or manufacturer.
| Brand | CSF |
| Part Number | 3366 |
| Position | 1 Row Plastic Tank Aluminum Core |
| Box Height (in) | 5 11/16 |
| Box Length (in) | 30 7/8 |
| Box Weight (lbs) | 9 |
| Box Width (in) | 22 3/16 |
| Cap Included | No |
| Core Length | 15 13/16 |
| Core Material | Aluminum |
| Core Thickness | 5/8 |
| Core Width | 28 1/4 |
| Csf Cap Number | 4503 |
| Down Flow Or Cross Flow Type | Down Flow |
| Hazardous Material | No |
| Inlet Diameter | 1 1/4 Left |
| Inlet Length (in) | 28 3/4 |
| Inlet Width (in) | 1 1/16 |
| Oil Cooler (in) | 12 13/16 (high-effeciency Concentric Type) |
| Outlet Diameter | 1 1/4 Left |
| Outlet Length (in) | 28 3/4 |
| Outlet Width (in) | 1 5/8 |
| Radiator Core Row Quantity | 1 |
| Tank Material | Plastic |
| Tech Note | O.E.M. style Plastic tanks & Aluminum core; Multifit model supplied with Unique Dual Sensor design on bottom tank and with quick-connect outlet pipe. |
This part fits 5 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2008 | Acura | TSX | 2.4L | L4 | N/A | Use Micro, 16 psi Cap; OE Style Design, Unique Dual Sensor; 1 Row Plastic Tank Aluminum Core |
| 2007 | Acura | TSX | 2.4L | L4 | N/A | Use Micro, 16 psi Cap; OE Style Design, Unique Dual Sensor; 1 Row Plastic Tank Aluminum Core |
| 2006 | Acura | TSX | 2.4L | L4 | N/A | Use Micro, 16 psi Cap; OE Style Design, Unique Dual Sensor; 1 Row Plastic Tank Aluminum Core |
| 2005 | Acura | TSX | 2.4L | L4 | N/A | Use Micro, 16 psi Cap; OE Style Design, Unique Dual Sensor; 1 Row Plastic Tank Aluminum Core |
| 2004 | Acura | TSX | 2.4L | L4 | N/A | Use Micro, 16 psi Cap; OE Style Design, Unique Dual Sensor; 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.