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Four Seasons 98620 HVAC Heater Core - Front
Reliable Heater Core Replacement for Ford, Lincoln, and Mercury Vehicles
The Four Seasons Heater Core 98620 is designed to restore efficient heating performance in select Ford, Lincoln, and Mercury models. Engineered with durable aluminum construction, this heater core ensures consistent heat transfer and long-lasting operation for your vehicle's HVAC system.
Key Features of Four Seasons Heater Core 98620
- Core dimensions: 7-3/4 inches length, 7 inches width, and 1-7/8 inches thickness
- Constructed from aluminum for effective heat dissipation and corrosion resistance
- Core depth of 1.875 inches and core height of 7.750 inches for precise fitment
- Tube diameter of 0.750 inches (19.05 mm) for both inlet and outlet tubes
- Meets or exceeds OEM specifications for reliable performance
- Non-adjustable pipe positioning for direct replacement installation
About the Four Seasons Heater Core Product Line
The Four Seasons Heater Core line focuses on providing high-quality HVAC heater cores that meet or exceed original equipment manufacturer standards. The Heater Core 98620 is part of this line, offering a direct-fit aluminum core designed to maintain optimal heating efficiency and durability in your vehicle's climate control system.
Detailed Product Description
This HVAC heater core from Four Seasons features an aluminum core material that promotes efficient heat transfer while resisting corrosion over time. With precise core dimensions of 7.750 inches in height, 7 inches in width, and 1.875 inches in depth, it is engineered to fit select Ford, Lincoln, and Mercury models including Colony Park, Continental, Grand Marquis, LTD, LTD Crown Victoria, Mark VI, Marquis, and Town Car. The 0.750-inch diameter tubes ensure proper coolant flow, maintaining consistent cabin heating performance. The non-adjustable pipe positioning simplifies installation by matching OEM specifications exactly.
Common Applications and Issues Addressed
- Restores heating function in Ford LTD Crown Victoria and Lincoln Town Car models
- Replaces leaking or clogged heater cores causing coolant loss
- Eliminates insufficient cabin heat due to core blockages or corrosion
- Prevents engine overheating related to heater core failures
- Resolves HVAC system odors caused by damaged heater cores
Installation Notes and Tips
Ensure compatibility with your specific vehicle model before installation. The Four Seasons Heater Core 98620 is a direct replacement part with fixed pipe positioning, so no modifications are necessary. Properly flush the cooling system to remove debris before installing the new heater core to maximize performance and longevity.
Quality Assurance and Warranty
This heater core meets or exceeds OEM standards, providing reliable performance for your vehicle's heating system. Four Seasons products typically come with a limited warranty; please refer to the manufacturer’s warranty details for specific coverage information.
| Brand | Four Seasons |
| Part Number | 98620 |
| Position | Heater Core, Front |
| Length | 7-3/4 |
| Thickness | 1-7/8 |
| Width | 7 |
| Core Material | Aluminum |
| Adjustable Pipe Positioning | No |
| Core Depth IN | 1.875 |
| Core Height IN | 7.750 |
| Core Width IN | 7.000 |
| Description | Heater cores |
| Meets / Exceeds OEM? | Yes |
| Style | Aluminum heater core |
| Tube 1 IN | 0.750 |
| Tube 1 MM | 19.050 |
| Tube 2 IN | 0.750 |
| Tube 2 MM | 19.050 |
| Type | Heater core /aluminum |
This part fits 78 vehicles. Search below:
| Year | Make | Model | Submodel | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|---|
| 1989 | Ford | LTD Crown Victoria | N/A | Width: 7"; Heater Core | |||
| 1989 | Mercury | Colony Park | N/A | Heater Core | |||
| 1989 | Mercury | Grand Marquis | N/A | Heater Core | |||
| 1988 | Ford | LTD Crown Victoria | N/A | Heater Core | |||
| 1988 | Lincoln | Town Car | N/A | Heater Core | |||
| 1988 | Mercury | Colony Park | N/A | Heater Core | |||
| 1988 | Mercury | Grand Marquis | N/A | Heater Core | |||
| 1987 | Ford | LTD Crown Victoria | N/A | Heater Core | |||
| 1987 | Lincoln | Town Car | N/A | Heater Core | |||
| 1987 | Mercury | Colony Park | N/A | Heater Core | |||
| 1987 | Mercury | Grand Marquis | N/A | Heater Core | |||
| 1986 | Ford | LTD | Crown Victoria | 5.0L | V8 | N/A | Compatible with vehicles equipped with air conditioning.; Heater Core |
| 1986 | Ford | LTD | Crown Victoria | 5.8L | V8 | N/A | Compatible with vehicles equipped with air conditioning.; Heater Core |
| 1986 | Ford | LTD | Crown Victoria LX | 5.0L | V8 | N/A | Compatible with vehicles equipped with air conditioning.; Heater Core |
| 1986 | Ford | LTD | Crown Victoria LX | 5.8L | V8 | N/A | Compatible with vehicles equipped with air conditioning.; Heater Core |
| 1986 | Lincoln | Town Car | N/A | Heater Core | |||
| 1986 | Mercury | Grand Marquis | Base | 5.0L | V8 | N/A | Heater Core |
| 1986 | Mercury | Grand Marquis | Base | 5.8L | V8 | N/A | Heater Core |
| 1986 | Mercury | Grand Marquis | LS | 5.0L | V8 | N/A | Heater Core |
| 1986 | Mercury | Grand Marquis | LS | 5.8L | V8 | N/A | Heater Core |
| 1986 | Mercury | Grand Marquis | Colony Park | 5.0L | V8 | Front | Heater Core |
| 1985 | Ford | LTD | Crown Victoria | 5.0L | V8 | N/A | Compatible with vehicles equipped with air conditioning.; Heater Core |
| 1985 | Ford | LTD | Crown Victoria | 5.8L | V8 | N/A | Compatible with vehicles equipped with air conditioning.; Heater Core |
| 1985 | Lincoln | Town Car | N/A | Heater Core | |||
| 1985 | Mercury | Grand Marquis | Base | 5.0L | V8 | N/A | Heater Core |
| 1985 | Mercury | Grand Marquis | Base | 5.8L | V8 | N/A | Heater Core |
| 1985 | Mercury | Grand Marquis | LS | 5.0L | V8 | N/A | Heater Core |
| 1985 | Mercury | Grand Marquis | Colony Park | 5.0L | V8 | Front | Heater Core |
| 1984 | Ford | LTD | Crown Victoria | N/A | Heater Core | ||
| 1984 | Lincoln | Town Car | Front | Heater Core | |||
| 1984 | Mercury | Grand Marquis | 5.0L | V8 | Front | Heater Core | |
| 1984 | Mercury | Grand Marquis | Base | 5.0L | V8 | Front | Heater Core |
| 1984 | Mercury | Grand Marquis | Base | 5.8L | V8 | Front | Heater Core |
| 1984 | Mercury | Grand Marquis | LS | 5.0L | V8 | Front | Heater Core |
| 1984 | Mercury | Grand Marquis | Colony Park | 5.0L | V8 | Front | Heater Core |
| 1983 | Ford | LTD | Country Squire | N/A | Heater Core | ||
| 1983 | Lincoln | Mark VI | Front | Heater Core | |||
| 1983 | Lincoln | Town Car | Front | Heater Core | |||
| 1983 | Mercury | Grand Marquis | Front | Heater Core | |||
| 1982 | Ford | LTD | S | 5.0L | V8 | Front | Heater Core |
| 1982 | Ford | LTD | S | 5.8L | V8 | Front | Heater Core |
| 1982 | Ford | LTD | S | 4.2L | V8 | Front | Heater Core |
| 1982 | Ford | LTD | Base | 5.0L | V8 | Front | Heater Core |
| 1982 | Ford | LTD | Base | 5.8L | V8 | Front | Heater Core |
| 1982 | Ford | LTD | Base | 4.2L | V8 | Front | Heater Core |
| 1982 | Ford | LTD | Country Squire | 5.0L | V8 | Front | Heater Core |
| 1982 | Lincoln | Mark VI | Front | Heater Core | |||
| 1982 | Lincoln | Town Car | Front | Heater Core | |||
| 1982 | Mercury | Grand Marquis | Base | 5.0L | V8 | Front | Heater Core |
| 1982 | Mercury | Grand Marquis | Base | 4.2L | V8 | Front | Heater Core |
| 1982 | Mercury | Grand Marquis | Colony Park | 5.0L | V8 | Front | Heater Core |
| 1982 | Mercury | Marquis | Front | Heater Core | |||
| 1981 | Ford | LTD | S | 5.0L | V8 | Front | Heater Core |
| 1981 | Ford | LTD | S | 5.8L | V8 | Front | Heater Core |
| 1981 | Ford | LTD | S | 4.2L | V8 | Front | Heater Core |
| 1981 | Ford | LTD | Base | 5.0L | V8 | Front | Heater Core |
| 1981 | Ford | LTD | Base | 5.8L | V8 | Front | Heater Core |
| 1981 | Ford | LTD | Base | 4.2L | V8 | Front | Heater Core |
| 1981 | Ford | LTD | Country Squire | 5.0L | V8 | Front | Heater Core |
| 1981 | Ford | LTD | Country Squire | 5.8L | V8 | Front | Heater Core |
| 1981 | Lincoln | Mark VI | Front | Heater Core | |||
| 1981 | Lincoln | Town Car | Front | Heater Core | |||
| 1981 | Mercury | Grand Marquis | Base | 5.0L | V8 | Front | Heater Core |
| 1981 | Mercury | Grand Marquis | Base | 5.8L | V8 | Front | Heater Core |
| 1981 | Mercury | Grand Marquis | Base | 4.2L | V8 | Front | Heater Core |
| 1981 | Mercury | Grand Marquis | Colony Park | 5.0L | V8 | Front | Heater Core |
| 1981 | Mercury | Grand Marquis | Colony Park | 5.8L | V8 | Front | Heater Core |
| 1981 | Mercury | Marquis | Front | Heater Core | |||
| 1980 | Ford | LTD | Front | Heater Core | |||
| 1980 | Ford | LTD | S | Front | Heater Core | ||
| 1980 | Ford | LTD | Base | Front | Heater Core | ||
| 1980 | Ford | LTD | Country Squire | Front | Heater Core | ||
| 1980 | Lincoln | Continental | Front | Heater Core | |||
| 1980 | Lincoln | Mark VI | Front | Heater Core | |||
| 1980 | Mercury | Grand Marquis | Front | Heater Core | |||
| 1980 | Mercury | Marquis | Front | Heater Core | |||
| 1979 | Mercury | Grand Marquis | Front | Heater Core | |||
| 1979 | Mercury | Marquis | Front | Heater 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:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.