The Nissens HVAC Heater Core (893819031B) is a direct replacement for Audi 80/90 and Coupe Quattro models from the late 1980s to early 1990s. It features an aluminum core with mechanically jointed cooling fins and plastic tanks, providing reliable cabin heating. This heater core includes pipes for a complete installation.
Key Features & Benefits
- Mechanically Jointed Fins: Durable construction that ensures consistent heat transfer.
- Aluminum Core: Lightweight and corrosion-resistant for long life.
- Plastic Tanks: Matches OEM design for compatibility.
- Pipe Included: Comes with the necessary pipes for installation.
Vehicle Fitment
| Make | Model | Years | Engine |
|---|---|---|---|
| Audi | 90 Quattro | 1993–1994 | 2.8V6 |
| Audi | 80 Quattro | 1988–1992 | 2.3L5 |
| Audi | 80 | 1991–1992 | 2.3L5 |
| Audi | Coupe Quattro | 1990–1991 | 2.3L5 |
| Audi | 90 Quattro | 1988–1991 | 2.3L5 |
| Audi | 90 | 1988–1991 | 2.3L5 |
| Audi | 80 | 1988–1990 | 2.0L4 |
| Audi | 90 | 1988 | 2.0L4 |
Technical Specifications
| Part Number | 893819031B |
| OEM Cross-References | 893819031A, 893819031B |
| Core Height | 9.2500 inches |
| Core Length | 6.1000 inches |
| Core Width | 1.6500 inches |
| Core Material | Aluminum |
| Tank Material | Plastic |
| Pipe Included | Yes |
Installation Notes
Professional installation recommended; requires draining coolant and proper bleeding.
About NISSENS
Nissens is a renowned manufacturer of automotive thermal management systems, trusted for quality and precision.
This part also goes by the following cross reference.
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Fits These Vehicles
| Make | Model | Engine | Years |
|---|---|---|---|
| Audi | Coupe Quattro | 2.3L5 | 1990–1991 |
| Audi | 90 Quattro | 2.3L5 | 1988–1991 |
| Audi | 90 | 2.3L5 | 1988–1991 |
| Audi | 80 | 2.0L4 | 1988–1990 |
| Audi | 90 | 2.0L4 | 1988–1988 |
| Make | Model | Engine | Years |
|---|---|---|---|
| Audi | 90 Quattro | 2.8V6 | 1993–1994 |
| Audi | 80 | 2.3L5 | 1991–1992 |