Four Seasons A/C Evaporator Core P/N:54791

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$105.99
MPN: 54791
Item Package Quantity: 1
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Four Seasons A/C Evaporator Core P/N:54791
Four Seasons A/C Evaporator Core P/N:54791
$105.99

Cold cabin air starts at the evaporator, and the Four Seasons A/C Evaporator Core 54791 is the plate & fin aluminum core that does that work. It drops in as a direct-fit replacement for the 1995-1997 Ford Explorer, 1995-1997 Ford Ranger, 1996-1997 Ford F-100 Ranger, 1995-1997 Mazda B2300, 1995-1997 Mazda B3000, 1995-1997 Mazda B4000, and the 1997 Mercury Mountaineer [All engines]. Inside the HVAC case, refrigerant flows through the core and absorbs heat from the air passing over its fins, cooling and dehumidifying it before it reaches the vents.

  • Plate & fin aluminum core: a core design that meets or exceeds OE performance and efficiency.
  • Optimized refrigerant flow: routed for steady heat transfer across the core.
  • Application-specific design: engineered for the listed vehicles.
  • Seal hardware included: ships with three 24668 o-rings and one 24610 o-ring to complete the connections.
  • Fittings: female springlock inlet and female o-ring outlet.

Backed by Four Seasons' decades of mobile A/C experience, this core is engineered and tested for dependable operation. Manufacturer part number 54791.

Frequently Asked Questions

What does this evaporator core do?

The evaporator core is the heat exchanger inside the HVAC case where refrigerant absorbs heat from the cabin air, cooling and dehumidifying it before it reaches the vents.

Which vehicles does it fit?

It's a direct-fit replacement for the 1995-1997 Ford Explorer and Ranger, 1996-1997 Ford F-100 Ranger, 1995-1997 Mazda B2300/B3000/B4000, and 1997 Mercury Mountaineer. See the Buyer's Guide tab for the full list.

What's included in the box?

Per the catalog it's a plate & fin aluminum core, and it includes o-rings to complete the job — three Four Seasons 24668 o-rings and one 24610 o-ring.

What are the inlet and outlet fittings?

The inlet is a female springlock fitting and the outlet is a female o-ring fitting.

What are signs the evaporator may need replacing?

Signs can include weak or no cold air and a refrigerant leak traced to the core. Diagnose the cause first, since these symptoms can have other sources in the A/C system.