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Four Seasons 54786 A/C Evaporator Core
| Brand | Four Seasons 54786 |
|---|---|
| Core Depth Fraction | 3-3/16 |
| Core Depth MM | 80.963 |
| Core Height Fraction | 8 |
| Core Height MM | 203.200 |
| Core Width Fraction | 9-7/8 |
| Core Width MM | 250.825 |
| Depth | 3.1875 |
| Description | Evaporator Cores |
| Height | 8.000 |
| Inlet Fitting Outside Diameter | No. 8 |
| Inlet Fitting Type | Female O-Ring |
| 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 |
| Outlet Fitting Type | Male Insert O-Ring |
| Type | Serpentine |
| Width | 9.875 |
| Product line | Evaporator Core |
| Fits | Toyota · 1 vehicle |
Aluminum construction. Helps resist corrosion while keeping the evaporator core lightweight.
Serpentine design. Promotes efficient refrigerant flow through the core.
Evaporator core. Built for HVAC A/C systems with O-ring fittings.
Cross-references AMS Automotive 6671, Four Seasons 54786 and UAC EV3639PFC for the same application. See all 18.
Four Seasons 54786 A/C Evaporator Core
The Four Seasons 54786 evaporator core is an aluminum serpentine A/C evaporator core built for HVAC service where precise fit and refrigerant-side sealing matter. It is listed for 1991 Toyota Tercel, Puerto Rico production, w/o pad fitting, and matches the specified inlet and outlet O-ring connections.
Key Features
- Brand: Four Seasons Evaporator Core line
- Part number: 54786
- Aluminum serpentine evaporator core construction
- Core width: 9-7/8 in. (250.825 mm)
- Core height: 8 in. (203.200 mm)
- Core depth: 3-3/16 in. (80.963 mm)
- Inlet fitting: No. 8 female O-ring
- Outlet fitting: No. 10 male insert O-ring
- Includes Green O-Ring references [24608] and [24610]
Product Details
Four Seasons 54786 is an A/C evaporator core for HVAC systems that require a serpentine aluminum core with the listed No. 8 inlet and No. 10 outlet O-ring fittings. This evaporator core is cataloged for 1991 Toyota Tercel, Puerto Rico production, w/o pad fitting, making it a direct-match service part for that application. If you are searching for a 1991 Toyota Tercel evaporator core, Four Seasons 54786 provides the dimensional and fitting details needed for accurate replacement selection.
This part cross-references AMS Automotive 6671 and UAC EV3639PFC for the same application.
Common Replacement Reasons
- Loss of cabin cooling performance from a leaking evaporator core
- Refrigerant odor or residue from a compromised HVAC core
- Restricted airflow through a damaged or corroded evaporator assembly
- Service replacement for a 1991 Toyota Tercel A/C evaporator core, Puerto Rico production
- Fitment correction for systems using female O-ring inlet and male insert O-ring outlet connections
Installation Notes
Verify the vehicle is a 1991 Toyota Tercel, Puerto Rico production, w/o pad fitting before ordering. Confirm the inlet and outlet fitting types and outside diameters against the original unit, and inspect the O-ring sealing surfaces during installation. Proper evacuation, leak checking, and refrigerant recharge are required after evaporator replacement.
Quality Assurance
Four Seasons catalogs this evaporator core within its Evaporator Core line for HVAC service applications. The aluminum serpentine design and application-specific fitting details support accurate replacement selection for the listed Toyota Tercel fitment.
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 1991 | Toyota | Tercel | N/A | Puerto Rico Production; w/o Pad Fitting; Evaporator Core |
| No rows match your filter. | ||||