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Four Seasons 90741 HVAC Heater Core
| Brand | Four Seasons 90741 |
|---|---|
| Length | 5-5/8 |
| Thickness | 1-7/8 |
| Width | 6-1/2 |
| Core Material | Aluminum |
| Adjustable Pipe Positioning | No |
| Core Depth IN | 1.875 |
| Core Height IN | 5.625 |
| Core Width IN | 6.500 |
| Description | Heater cores |
| Meets / Exceeds OEM? | Yes |
| Style | Aluminum heater core |
| Tube 1 IN | 0.625 |
| Tube 1 MM | 15.875 |
| Tube 2 IN | 0.625 |
| Tube 2 MM | 15.875 |
| Type | Heater core /aluminum |
| Product line | Heater Core |
| Fits | Ford and Mercury · 21 vehicles |
OE direct replacement. Meets or exceeds OEM requirements for dependable fit and function.
Aluminum construction. Lightweight core material helps promote efficient heat transfer.
Heater core. Restores cabin heat through the HVAC system.
Cross-references APDI 9010219, Dorman - HELP 90741 and Global Parts Distributors LLC 1811707 for the same application. See all 15.
Will it fit your vehicle?
Free return shipping if it doesn't fit.
Four Seasons 90741 Heater Core Overview
Four Seasons 90741 is an aluminum HVAC heater core built for direct replacement service in select Ford Escort and Mercury Tracer applications. With OEM-matching dimensions and aluminum core construction, it supports efficient cabin heat transfer in vehicles that need a dependable heater core service part.
This Four Seasons Heater Core line focuses on accurate fitment and OE-style replacement performance. Part number 90741 is sized at 5-5/8 in. length, 6-1/2 in. width, and 1-7/8 in. thickness, with 0.625 in. tube connections on both sides.
Key Features
- Aluminum heater core construction
- Meets or exceeds OEM requirements
- Core dimensions: 5-5/8 in. x 6-1/2 in. x 1-7/8 in.
- Tube size: 0.625 in. on tube 1 and tube 2
- Direct-fit HVAC heater core for select Ford and Mercury vehicles
- Four Seasons part number 90741
Product Details
Four Seasons 90741 is an HVAC heater core designed for 1991-2002 Ford Escort and 1991-1999 Mercury Tracer models. The aluminum core material helps provide efficient heat exchange, while the fixed pipe positioning supports a straightforward replacement in the original heater core location. If you are searching for a heater core for Ford Escort or Mercury Tracer, part number 90741 matches the listed dimensions and application coverage.
This part cross-references Dorman - HELP 90741 for the same application.
Common Problems This Part Can Address
- Weak or inconsistent cabin heat
- Coolant odor inside the vehicle
- Fogging or film on the windshield from heater core leakage
- Coolant loss traced to the HVAC heater core
- Restricted heat output from a corroded or clogged core
Installation Notes and Tips
Verify the heater core dimensions, tube diameter, and pipe orientation before installation. Confirm the vehicle’s HVAC housing and hose routing match the listed fitment for 1991-2002 Ford Escort and 1991-1999 Mercury Tracer. Proper coolant system service and leak checks after installation help confirm correct operation.
Quality Assurance
Four Seasons lists this heater core as meeting or exceeding OEM requirements. The aluminum construction and application-specific sizing support reliable replacement service for the listed Ford Escort and Mercury Tracer models.
Compatible Vehicles
- Fits 1991-2002 Ford Escort, Heater Core
- Fits 1991-1999 Mercury Tracer, Heater Core
| Year | Make | Model | # Doors | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|---|
| 2002 | Ford | Escort | 4 Door | 2.0L | L4 | N/A | Heater Core |
| 2001 | Ford | Escort | 4 Door | 2.0L | L4 | N/A | Heater Core |
| 2000 | Ford | Escort | 4 Door | 2.0L | L4 | N/A | Heater Core |
| 1999 | Ford | Escort | 4 Door | 2.0L | L4 | N/A | Heater Core |
| 1999 | Mercury | Tracer | — | — | — | N/A | Heater Core |
| 1998 | Ford | Escort | 4 Door | 2.0L | L4 | N/A | Heater Core |
| 1998 | Mercury | Tracer | — | — | — | N/A | Heater Core |
| 1997 | Ford | Escort | — | — | — | N/A | Heater Core |
| 1997 | Mercury | Tracer | — | — | — | N/A | Heater Core |
| 1996 | Ford | Escort | — | — | — | N/A | Heater Core |
| 1996 | Mercury | Tracer | — | — | — | N/A | Heater Core |
| 1995 | Ford | Escort | — | — | — | N/A | Heater Core |
| 1995 | Mercury | Tracer | — | — | — | N/A | Heater Core |
| 1994 | Ford | Escort | — | — | — | N/A | Heater Core |
| 1994 | Mercury | Tracer | — | — | — | N/A | Heater Core |
| 1993 | Ford | Escort | — | — | — | N/A | Heater Core |
| 1993 | Mercury | Tracer | — | — | — | N/A | Heater Core |
| 1992 | Ford | Escort | — | — | — | N/A | Heater Core |
| 1992 | Mercury | Tracer | — | — | — | N/A | Heater Core |
| 1991 | Ford | Escort | — | — | — | N/A | Heater Core |
| 1991 | Mercury | Tracer | — | — | — | N/A | Heater Core |
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