CSF 3719 Radiator

OE-Style Radiator for Ram 1500

CSF 3719 is a cross flow radiator built with an aluminum core and plastic tanks in an OE-style layout. It is engineered for cooling performance validation and is a direct fit for select 2002-2003 Dodge Ram 1500 applications, including late-design trucks.

The CSF 1 Row Plastic Tank Aluminum Core line focuses on factory-style fitment with performance-minded construction. For buyers searching for a 2002-2003 Dodge Ram 1500 radiator, CSF 3719 provides the core dimensions and inlet/outlet layout needed for a proper replacement.

Key Features

• Part number: 3719
• 1-row radiator with aluminum core and plastic tanks
• Cross flow design
• Core thickness: 1 1/4 in.
• Core size: 24 in. length x 18 13/16 in. width
• Inlet diameter: 1 1/2 in. left
• Outlet diameter: 1 3/4 in. right
• OE-style plastic tank and aluminum core construction
• Cap not included

Detailed Description

CSF 3719 is designed for drivers replacing a worn radiator in a 2002-2003 Dodge Ram 1500. The aluminum core helps transfer heat efficiently, while the plastic tanks follow the original equipment style used on the vehicle. With a cross flow layout and left-side inlet, right-side outlet configuration, this radiator matches the factory-style cooling system layout for the listed Ram 1500 applications.

CSF manufactures radiators to high performance standards and validates cooling performance through laboratory wind tunnel testing. The brand also supplies a wide range of radiator models across many vehicle platforms, which supports consistent OE-style replacement coverage. This part cross-references Spectra Premium CU2479 and APDI 8012479 for the same application.

Common Cooling System Issues

• Cracked or leaking radiator tanks
• Restricted coolant flow from internal corrosion or buildup
• Overheating caused by reduced heat transfer
• Damaged inlet or outlet connections
• Cooling system failure on a 2002-2003 Dodge Ram 1500

Installation Notes and Tips

Verify core dimensions, inlet and outlet placement, and mounting points before installation. This radiator is an OE-style replacement for 2002-2003 Dodge Ram 1500 trucks with the listed late-design configuration. Inspect hoses, clamps, and coolant condition during service, and confirm the cooling system is properly bled after installation.

Quality Assurance

CSF radiators are manufactured in ISO/TSO-certified facilities and built to support consistent cooling performance. The brand has supplied radiators worldwide for decades and uses engineering validation methods to help ensure fit and thermal performance for the listed application.