Four Seasons 54579 A/C Evaporator Core
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Four Seasons
 Evaporator Core

Four Seasons 54579 A/C Evaporator Core

Brand Four Seasons 54579
Core Depth Fraction 2-7/8
Core Depth MM 73.025
Core Height Fraction 8-3/8
Core Height MM 212.725
Core Width Fraction 9-1/4
Core Width MM 235
Depth 2.875
Depth 3.125
Description Evaporator Cores
Height 8.375
Height 8.625
Inlet Fitting Outside Diameter No. 8
Inlet Fitting Type Block Fitting
Material Aluminum
O-Ring A Number/Desc [24608] / Green O-Ring
O-Ring B Number/Desc [24610] / Green O-Ring
Outlet Fitting Outside Diameter No. 10
Type Plate & Fin
Width 9.250
Width 9.375
Product line Evaporator Core
Fits Acura, Honda, and Isuzu · 23 vehicles

Plate and fin design. Promotes efficient heat transfer in a compact evaporator core.

Aluminum construction. Helps deliver lightweight durability and reliable cooling performance.

Block fitting inlet. Supports a straightforward connection with green O-rings included.

Cross-references AMS Automotive 6701, Four Seasons 54579 and Global Parts Distributors LLC 4711404 for the same application. See all 23.

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Four Seasons 54579 Evaporator Core

The Four Seasons 54579 evaporator core is a plate-and-fin A/C evaporator core built with an aluminum construction and OE-style dimensions for select Honda, Acura, and Isuzu applications. It is specified with a 9-1/4 in. core width, 8-3/8 in. core height, and 2-7/8 in. core depth for direct-fit HVAC service.

Four Seasons Evaporator Core line components are built for vehicle-specific air conditioning repair, with this unit using a block fitting inlet, No. 8 inlet fitting outside diameter, and No. 10 outlet fitting outside diameter. The 54579 part number is used across multiple interchange references for the same application family.

  • Aluminum plate-and-fin evaporator core construction
  • Core dimensions: 9-1/4 in. width, 8-3/8 in. height, 2-7/8 in. depth
  • Inlet fitting type: block fitting
  • Inlet fitting outside diameter: No. 8
  • Outlet fitting outside diameter: No. 10
  • Includes green O-ring service points referenced as [24608] and [24610]
  • Direct replacement part number: Four Seasons 54579

Vehicle Fitment

  • Fits 1996-1997 Acura SLX, N/A
  • Fits 1994-1997 Honda Passport, N/A
  • Fits 1994-1997 Isuzu Rodeo, N/A
  • Fits 1992-1996 Isuzu Trooper, N/A
  • Fits 1993-1995 Isuzu Pickup, N/A
  • Fits 1993-1994 Isuzu Amigo, N/A
  • Fits 1992-1993 Isuzu Rodeo, N/A; Plate Fin; After 10/92

What This Evaporator Core Helps Address

  • Weak or uneven cabin cooling from a restricted evaporator core
  • Loss of A/C performance caused by internal corrosion or leakage
  • HVAC service needs after contamination in the refrigerant circuit
  • Fitment-sensitive replacement for aging Honda Passport and Isuzu Rodeo A/C systems
  • Restoration of proper refrigerant flow through the evaporator assembly

Installation Notes and Tips

Verify the core width, height, depth, and fitting style against the removed unit before installation. Confirm the block fitting connection, No. 8 inlet, and No. 10 outlet match the vehicle’s HVAC plumbing, and inspect sealing surfaces before assembly. This part cross-references UAC EV464880PFC for the same application.

Quality Assurance

Four Seasons supplies HVAC replacement components with application-specific dimensions and fitting details for service accuracy. The 54579 evaporator core is listed with OE-style measurements and vehicle fitment data for select Acura SLX, Honda Passport, and Isuzu models.

Related reading

This part fits 23 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelLitersCylindersPositionNotes
1997AcuraSLX——N/APlate fin A/C evaporator core.; Evaporator Core
1997HondaPassport——N/APlate fin A/C evaporator core.; Evaporator Core
1997IsuzuRodeo——N/APlate fin A/C evaporator core.; Evaporator Core
1996AcuraSLX——N/APlate fin A/C evaporator core.; Evaporator Core
1996HondaPassport——N/APlate fin A/C evaporator core.; Evaporator Core
1996IsuzuRodeo——N/APlate fin A/C evaporator core.; Evaporator Core
1996IsuzuTrooper——N/APlate fin A/C evaporator core.; Evaporator Core
1995HondaPassport——N/APlate fin A/C evaporator core.; Evaporator Core
1995IsuzuPickup——N/APlate fin A/C evaporator core.; Evaporator Core
1995IsuzuRodeo——N/APlate fin A/C evaporator core.; Evaporator Core
1995IsuzuTrooper——N/APlate fin A/C evaporator core.; Evaporator Core
1994HondaPassport——N/APlate fin A/C evaporator core.; Evaporator Core
1994IsuzuAmigo——N/APlate fin A/C evaporator core.; Evaporator Core
1994IsuzuPickup——N/APlate fin A/C evaporator core.; Evaporator Core
1994IsuzuRodeo——N/APlate fin A/C evaporator core.; Evaporator Core
1994IsuzuTrooper——N/APlate fin A/C evaporator core.; Evaporator Core
1993IsuzuAmigo——N/APlate fin A/C evaporator core.; Evaporator Core
1993IsuzuPickup——N/APlate fin A/C evaporator core.; Evaporator Core
1993IsuzuRodeo——N/APlate Fin; After 10/92; Evaporator Core
1993IsuzuTrooper——N/APlate fin A/C evaporator core.; Evaporator Core
1992IsuzuRodeo2.6LL4N/APlate Fin; After 10/92; Evaporator Core
1992IsuzuRodeo3.1LV6N/APlate Fin; After 10/92; Evaporator Core
1992IsuzuTrooper——N/APlate fin A/C evaporator core.; Evaporator Core
Directly replaces or cross-references 23 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
AMS Automotive — 6701Four Seasons — 54579Global Parts Distributors LLC — 4711404UAC — EV464880PFCUAC — EV4798693PFC23224628801259254777310980503601494818156357727203072720307LM3773109111545791919121289704648808970746880A88012CWK773109EP372313T54579