CSF 3172 Radiator
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CSF

CSF 3172 Radiator

Brand CSF 3172
Box Height (in) 5 11/16
Box Length (in) 25 5/16
Box Weight (lbs) 9
Box Width (in) 25 7/8
Cap Included No
Core Length 18 1/8
Core Material Aluminum
Core Thickness 7/8
Core Width 20
Down Flow Or Cross Flow Type Down Flow
Hazardous Material No
Inlet Diameter 1 5/16 Left
Inlet Length (in) 20 7/16
Inlet Width (in) 1 3/4
Oil Cooler (in) 12 13/16 (high-effeciency Concentric Type)
Outlet Diameter 1 3/8 Right
Outlet Length (in) 20 7/16
Outlet Width (in) 1 3/4
Radiator Core Row Quantity 1
Tank Material Plastic
Tech Note O.E.M. style Plastic tanks & Aluminum core.
Fits Chrysler · 7 vehicles

OE-style construction. Plastic tanks and an aluminum core match the original design.

Wind tunnel tested. Validated for cooling performance in lab conditions.

1-row design. A compact radiator layout for efficient cooling flow.

Cross-references APDI 8012677, Hayden 2677 and Spectra Premium CU2677 for the same application. See all 5.

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Step 2 — Quantity
Order total $105.85
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Free returns within 60 days if it doesn't fit when fitment is verified.
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CSF 3172 Radiator for PT Cruiser

CSF 3172 is an OE-style radiator built with a 1-row aluminum core and plastic tanks for the 2003-2009 Chrysler PT Cruiser. It is engineered for direct replacement fitment and consistent cooling performance in daily driving conditions.

Key Features

  • 1-row down-flow radiator design
  • Aluminum core with plastic tanks
  • Core thickness: 7/8 in.
  • Core size: 20 in. wide x 18 1/8 in. long
  • Inlet diameter: 1 5/16 in., left side
  • Outlet diameter: 1 3/8 in., right side
  • OE-style plastic tank and aluminum core construction
  • Wind tunnel tested for cooling performance validation

Product Details

This CSF radiator is designed for the Chrysler PT Cruiser and follows an OE-style layout with a down-flow configuration, plastic tanks, and an aluminum core. CSF manufactures radiators to high-performance standards and supplies a wide range of applications across many vehicle platforms. Part number 3172 is built to match the factory-style cooling system layout for 2003-2009 Chrysler PT Cruiser models.

CSF’s radiator line is produced in ISO/TSO-certified facilities and validated through laboratory testing for cooling performance. This part cross-references Hayden 2677 and Spectra Premium CU2677 for the same application.

Common Cooling Issues Addressed

  • Cracked or leaking radiator tanks
  • Restricted coolant flow from an aging core
  • Overheating caused by reduced heat transfer
  • Corrosion or wear in the original radiator assembly
  • Cooling system service on a high-mileage PT Cruiser

Installation Notes

Fits 2003-2009 Chrysler PT Cruiser, N/A. Verify inlet and outlet orientation, core dimensions, and OE-style mounting points before installation. This radiator does not include a cap. Part number 3172 is intended for direct replacement use on the listed PT Cruiser applications.

Quality Assurance

CSF radiators are manufactured in certified facilities and tested for cooling performance validation. The brand has supplied radiators worldwide for more than 50 years and has produced millions of units across many vehicle applications, including the Chrysler PT Cruiser platform.

Related reading

This part fits 7 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelLitersCylindersPositionNotes
2009ChryslerPT Cruiser2.4LL4N/AOE style design ensures optimal fitment and performance.; 1 Row Plastic Tank Aluminum Core
2008ChryslerPT Cruiser2.4LL4N/AOE style design ensures optimal fitment and performance.; 1 Row Plastic Tank Aluminum Core
2007ChryslerPT Cruiser2.4LL4N/AOE style design ensures optimal fitment and performance.; 1 Row Plastic Tank Aluminum Core
2006ChryslerPT Cruiser2.4LL4N/AOE style design ensures optimal fitment and performance.; 1 Row Plastic Tank Aluminum Core
2005ChryslerPT Cruiser2.4LL4N/AOE style design ensures optimal fitment and performance.; 1 Row Plastic Tank Aluminum Core
2004ChryslerPT Cruiser2.4LL4N/AOE style design ensures optimal fitment and performance.; 1 Row Plastic Tank Aluminum Core
2003ChryslerPT Cruiser2.4LL4N/AOE style design ensures optimal fitment and performance.; 1 Row Plastic Tank Aluminum Core
Directly replaces or cross-references 5 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
APDI — 8012677Hayden — 2677Spectra Premium — CU26775096190CH3010291