CSF 3716 Radiator

Overview of CSF 1 Row Plastic Tank Aluminum Core Radiator

The CSF 1 Row Plastic Tank Aluminum Core Radiator (Part Number 3716) is engineered for select BMW models, including the 1 Series M, 135i, 135is, 335i, 335is, 335i xDrive, 335xi, and Z4. Designed to provide reliable cooling performance, this radiator features a durable aluminum core paired with OE-style plastic tanks.

• Core thickness: 1 1/4 inches
• Core width: 13 5/8 inches
• Core length: 23 5/8 inches
• Aluminum core material with plastic tanks
• Cross flow design for efficient heat dissipation
• Inlet and outlet diameters: 1 1/2 inches (left inlet, right outlet)
• Single core row configuration
• Quick-connect inlet design for OEM compatibility

Detailed Product Description

This radiator from CSF belongs to the 1 Row Plastic Tank Aluminum Core product line, which combines lightweight aluminum cores with plastic tanks to balance durability and cost-effectiveness. The single-row core with a thickness of 1 1/4 inches and cross flow design ensures effective coolant flow and heat exchange. The radiator’s dimensions, including a core width of 13 5/8 inches and length of 23 5/8 inches, are tailored to fit specific BMW models, maintaining OEM fit and function. The plastic tanks are designed to match original equipment manufacturer specifications, featuring quick-connect inlets for straightforward installation.

Compatible Vehicles and Applications

• BMW 1 Series M
• BMW 135i and 135is
• BMW 335i, 335is, 335i xDrive, and 335xi
• BMW Z4 models

This radiator is intended for use in cooling system repairs or upgrades where the original radiator has failed or is underperforming.

Common Issues Addressed by This Radiator

• Overheating due to clogged or damaged radiator cores
• Coolant leaks from cracked or worn plastic tanks
• Reduced cooling efficiency from corrosion or core damage
• Incompatibility with OEM quick-connect fittings
• Failure of single-row radiators in specific BMW models

Installation Notes and Tips

• Ensure compatibility with your BMW model before installation
• Use OEM-style quick-connect fittings for inlet and outlet hoses
• Inspect and replace radiator cap separately, as it is not included
• Flush the cooling system to remove debris before installing the new radiator
• Check for proper coolant levels and system pressure after installation

Quality Assurance and Warranty

The CSF 1 Row Plastic Tank Aluminum Core Radiator (Part Number 3716) is manufactured to meet OEM standards for fit and function. It is constructed with an aluminum core for corrosion resistance and plastic tanks designed for durability. This radiator is not classified as hazardous material and is packaged securely to prevent damage during transport. Warranty details should be confirmed with the distributor or manufacturer.