HomeHVAC > A/C Condenser and EvaporatorFour Seasons 54531 A/C Evaporator Core
Part #: 54531

Four Seasons 54531 A/C Evaporator Core

Evaporator Core
⚙️ 14 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
📦Evaporator Core
🚗Fitment: Ford, Mercury, and Lincoln, Mustang, Cougar, Thunderbird, and Mark VII
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Overview of Four Seasons Evaporator Core 54531

The Four Seasons Evaporator Core 54531 is designed to restore efficient cooling performance in your vehicle's HVAC system. Engineered for select Ford, Lincoln, and Mercury models, this A/C evaporator core ensures reliable operation and proper fitment.

  • Compatible with Ford Mustang, Cougar, Thunderbird, and Lincoln Mark VII
  • Constructed from durable aluminum with plate and fin design
  • Core dimensions: 9 inches width, 6.375 inches height, 4 inches depth
  • Inlet fitting: Female springlock, No. 8 outside diameter
  • Outlet fitting: Male insert o-ring, No. 10 outside diameter

Four Seasons Evaporator Core Product Line Details

The Four Seasons Evaporator Core product line focuses on delivering precise replacement evaporator cores that meet OEM specifications. This line emphasizes quality materials such as aluminum and efficient plate and fin construction to optimize heat exchange and durability. The 54531 part number is part of this line, providing a direct fit solution for specific Ford, Lincoln, and Mercury vehicles.

Technical Description and Specifications

This A/C evaporator core features a plate and fin design made from aluminum, which offers effective heat transfer and corrosion resistance. The core measures 9 inches in width, 6.375 inches in height, and 4 inches in depth (228.6 mm x 161.925 mm x 101.6 mm). It includes a female springlock inlet fitting with an outside diameter of No. 8 and a male insert o-ring outlet fitting with an outside diameter of No. 10, ensuring secure connections within the HVAC system. These specifications make it suitable for the cooling demands of Ford Mustang, Cougar, Thunderbird, and Lincoln Mark VII models.

Common Applications and Problem Resolution

  • Restores proper air conditioning cooling performance
  • Replaces leaking or clogged evaporator cores
  • Eliminates unpleasant odors caused by mold or debris buildup
  • Resolves inconsistent cabin temperature issues
  • Prevents refrigerant leaks in the HVAC system

Installation Notes and Tips

When installing the Four Seasons Evaporator Core 54531, ensure compatibility with your vehicle’s make and model, specifically Ford Mustang, Cougar, Thunderbird, or Lincoln Mark VII. Properly evacuate and recharge the A/C system after installation to maintain optimal performance. Handle the aluminum core carefully to avoid damage to the fins and fittings. Verify that the female springlock inlet and male insert o-ring outlet fittings are securely connected to prevent leaks.

Quality Assurance and Warranty

Four Seasons manufactures the Evaporator Core 54531 to meet industry standards for durability and performance. The use of aluminum and plate and fin construction supports long-term reliability. While specific warranty details may vary, Four Seasons typically offers coverage against defects in materials and workmanship, providing confidence in the product’s quality.

BrandFour Seasons
Part Number54531
PositionEvaporator Core
Core Depth Fraction4
Core Depth MM101.600
Core Height Fraction6-3/8
Core Height MM161.925
Core Width Fraction9
Core Width MM228.600
Depth4.000
DescriptionEvaporator Cores
Height6.375
Height6.500
Inlet Fitting Outside DiameterNo. 8
Inlet Fitting TypeFemale Springlock
MaterialAluminum
Outlet Fitting Outside DiameterNo. 10
Outlet Fitting TypeMale Insert O-Ring
TypePlate & Fin
Width9.000
Width12.000

This part fits 14 vehicles. Search below:

YearMakeModelPositionNotes
1993FordMustangN/AExtended labor, specialized tools, and expertise may be necessary for replacement of this A/C Evaporator Core.; Evaporator Core
1992FordMustangN/AExtended labor, specialized tools, and expertise may be necessary for replacement of this A/C Evaporator Core.; Evaporator Core
1991FordMustangN/AExtended labor, specialized tools, and expertise may be necessary for replacement of this A/C Evaporator Core.; Evaporator Core
1990FordMustangN/AExtended labor, specialized tools, and expertise may be necessary for replacement of this A/C Evaporator Core.; Evaporator Core
1989FordMustangN/AExtended labor, specialized tools, and expertise may be necessary for replacement of this A/C Evaporator Core.; Evaporator Core
1988FordCougarN/Aw/ 9" x 6-1/2" x 4" Core; Evaporator replacement for this application may require considerable time, specialty tools, and training.; Evaporator Core
1988FordMustangN/AExtended labor, specialized tools, and expertise may be necessary for replacement of this A/C Evaporator Core.; Evaporator Core
1988FordThunderbirdN/AExtended labor, specialized tools, and expertise may be necessary for replacement of this A/C Evaporator Core.; Evaporator Core
1988MercuryCougarN/Aw/ 9" x 6-1/2" x 4" Core; Evaporator replacement for this application may require considerable time, specialty tools, and training.; Evaporator Core
1987FordCougarN/Aw/ 9" x 6-1/2" x 4" Core; Evaporator replacement for this application may require considerable time, specialty tools, and training.; Evaporator Core
1987FordMustangN/AExtended labor, specialized tools, and expertise may be necessary for replacement of this A/C Evaporator Core.; Evaporator Core
1987FordThunderbirdN/AExtended labor, specialized tools, and expertise may be necessary for replacement of this A/C Evaporator Core.; Evaporator Core
1987LincolnMark VIIN/AExtended labor, specialized tools, and expertise may be necessary for replacement of this A/C Evaporator Core.; Evaporator Core
1987MercuryCougarN/Aw/ 9" x 6-1/2" x 4" Core; Evaporator replacement for this application may require considerable time, specialty tools, and training.; Evaporator 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:

01482344105453110700810701011154531V15620631562178158135158135G1919052623011124932527090273310928808937711224711366501115249938654531590016601116111N715453172016077112288919629A9816CWK771122E6LY19860AEP11021EP11076EV0111EV0111PFCEV8135T54531YE325YK111YK135

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.