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Heating / Air Conditioning
- Porsche 911 1965-1968 2.0L / 912 SWB (F)
- Porsche 911 1968-1973 2.2L / 2.4L / 2.7L RS LWB (F)
- Porsche 911 1974-1977 2.7L / 1976-77 3.0 Carrera
- Porsche 911 1978-1983 3.0L / SC
- Porsche 911 1984-1986 3.2L
- Porsche 911 1975-1977 3.0L Turbo (930)
- Porsche 911 1978-1989 3.3L Turbo (930)
cars
Fits:
Porsche 911 Carrera, 3.2, 8/83-7/86
Porsche Carrera Sport, 3.2, 8/83-7/86
Porsche 911S (mech. inj.), 2.4, 8/71-7/73
Porsche 911SC/911 Carrera, 2.7-3.0, 8/75-7/83
Porsche 911SC/Turbo (930T), 3.3, 8/78-7/86
Porsche 911T/E/S (not mech. inj.), 2.0-2.4, 1/63-7/73
Porsche 911/911S/911 Carrera, 2.7, 8/73-7/75
Porsche 912 Export Model USA
Porsche 912 Model Europe
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
90121100
The product you are viewing cross references to these numbers
- Porsche 911 1965-1968 2.0L / 912 SWB (F)
- Porsche 911 1968-1973 2.2L / 2.4L / 2.7L RS LWB (F)
- Porsche 911 1974-1977 2.7L / 1976-77 3.0 Carrera
- Porsche 911 1978-1983 3.0L / SC
- Porsche 911 1984-1986 3.2L
- Porsche 911 1975-1977 3.0L Turbo (930)
- Porsche 911 1978-1989 3.3L Turbo (930)
Fits:
Porsche 911 F 1965-73
Porsche 911 G 1974-83
Porsche 911 Turbo 1975-86
Porsche 911 Carrera 1984-86
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
90121100
The product you are viewing cross references to these numbers
- Porsche 911 1965-1968 2.0L / 912 SWB (F)
- Porsche 911 1968-1973 2.2L / 2.4L / 2.7L RS LWB (F)
- Porsche 911 1974-1977 2.7L / 1976-77 3.0 Carrera
- Porsche 911 1978-1983 3.0L / SC
- Porsche 911 1984-1986 3.2L
- Porsche 911 1975-1977 3.0L Turbo (930)
- Porsche 911 1978-1989 3.3L Turbo (930)
Fits:
Porsche 911 F 1965-73
Porsche 911 G 1974-83
Porsche 911 Turbo 1975-86
Porsche 911 Carrera 1984-86
Diagram ref no 1
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
90121100
The product you are viewing cross references to these numbers
- Porsche 911 1965-1968 2.0L / 912 SWB (F)
- Porsche 911 1968-1973 2.2L / 2.4L / 2.7L RS LWB (F)
- Porsche 911 1974-1977 2.7L / 1976-77 3.0 Carrera
- Porsche 911 1978-1983 3.0L / SC
- Porsche 911 1984-1986 3.2L
- Porsche 911 1975-1977 3.0L Turbo (930)
- Porsche 911 1978-1989 3.3L Turbo (930)
Not for G50 cars

Fits:
Porsche 912 1965-69 Europe and USA
Porsche 911 T/E/S 2.0L-2.4L 1964-73
Porsche 911 S/Carrera 2.7L 1974-76
Porsche 911 SC/Carrera 2.7L-3.2L 1976-86
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
90121100
The product you are viewing cross references to these numbers
- Porsche 911 1965-1968 2.0L / 912 SWB (F)
- Porsche 911 1968-1973 2.2L / 2.4L / 2.7L RS LWB (F)
- Porsche 911 1974-1977 2.7L / 1976-77 3.0 Carrera
- Porsche 911 1978-1983 3.0L / SC
- Porsche 911 1984-1986 3.2L
- Porsche 911 1975-1977 3.0L Turbo (930)
- Porsche 911 1978-1989 3.3L Turbo (930)
Not for G50 cars

Fits:
Porsche 912 1965-69 Europe and USA
Porsche 911 T/E/S 2.0L-2.4L 1964-73
Porsche 911 S/Carrera 2.7L 1974-76
Porsche 911 SC/Carrera 2.7L-3.2L 1976-86
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
90121100
The product you are viewing cross references to these numbers
- Porsche 911 1965-1968 2.0L / 912 SWB (F)
- Porsche 911 1968-1973 2.2L / 2.4L / 2.7L RS LWB (F)
- Porsche 911 1974-1977 2.7L / 1976-77 3.0 Carrera
- Porsche 911 1978-1983 3.0L / SC
- Porsche 911 1984-1986 3.2L
- Porsche 911 1987-1989 3.2L G50
- Porsche 911 1975-1977 3.0L Turbo (930)
- Porsche 911 1978-1989 3.3L Turbo (930)
SET OF 2
Fits:
Porsche 911 Carrera, 3.2, 8/1983 - 7/1986
Porsche Carrera Sport, 3.2, 8/1983 - 7/1986
Porsche 911S (mech. inj.), 2.4, 8/1971 - 7/1973
Porsche 911SC/911 Carrera, 2.7-3.0, 8/1975 - 7/1983
Porsche 911SC/Turbo (930T), 3.3, 8/1978 - 7/1986
Porsche 911T/E/S (not mech. inj.), 2.0-2.4, 1/1963 - 7/1973
Porsche 911/911S/911 Carrera, 2.7, 8/1973 - 7/1975
Porsche 912 Export Model USA
Porsche 912 Model Europe
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
90121100100B
The product you are viewing cross references to these numbers
- Porsche 911 1965-1968 2.0L / 912 SWB (F)
- Porsche 911 1968-1973 2.2L / 2.4L / 2.7L RS LWB (F)
- Porsche 911 1974-1977 2.7L / 1976-77 3.0 Carrera
- Porsche 911 1978-1983 3.0L / SC
- Porsche 911 1984-1986 3.2L
- Porsche 911 1987-1989 3.2L G50
- Porsche 911 1975-1977 3.0L Turbo (930)
- Porsche 911 1978-1989 3.3L Turbo (930)
SET OF 2
Fits:
Porsche 911 Carrera, 3.2, 8/1983 - 7/1986
Porsche Carrera Sport, 3.2, 8/1983 - 7/1986
Porsche 911S (mech. inj.), 2.4, 8/1971 - 7/1973
Porsche 911SC/911 Carrera, 2.7-3.0, 8/1975 - 7/1983
Porsche 911SC/Turbo (930T), 3.3, 8/1978 - 7/1986
Porsche 911T/E/S (not mech. inj.), 2.0-2.4, 1/1963 - 7/1973
Porsche 911/911S/911 Carrera, 2.7, 8/1973 - 7/1975
Porsche 912 Export Model USA
Porsche 912 Model Europe
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
90121100100
The product you are viewing cross references to these numbers
- Porsche 911 1965-1968 2.0L / 912 SWB (F)
- Porsche 911 1968-1973 2.2L / 2.4L / 2.7L RS LWB (F)
- Porsche 911 1974-1977 2.7L / 1976-77 3.0 Carrera
- Porsche 911 1978-1983 3.0L / SC
- Porsche 911 1984-1986 3.2L
- Porsche 911 1987-1989 3.2L G50
- Porsche 911 1975-1977 3.0L Turbo (930)
- Porsche 911 1978-1989 3.3L Turbo (930)
- Porsche 914 (1970-1976)
The original Porsche heater blower motor with integrated fan is engineered specifically for the heating and ventilation system of classic Porsche 911, 912, and 914 models. It delivers reliable airflow through the heater box, evaporator, or heat exchanger, ensuring effective cabin heating, ventilation, and defrost performance. Manufactured to Porsche’s original factory standards, this genuine component provides quiet, consistent operation and restores the comfort and climate control precision expected of the marque.
Fits:
Porsche 911 1965 - 1989
Porsche 912 1969
Porsche 914 1970 - 1976
Diagram ref no 11
As a vital component of the Porsche HVAC system, the blower motor ensures a steady flow of air for heating, cooling, and ventilation. When the motor or fan assembly becomes worn, symptoms such as weak airflow, noise, or poor defrosting can occur - diminishing cabin comfort and visibility. Replacing it with a genuine Porsche unit guarantees optimal airflow, preserves HVAC efficiency, and maintains the refined driving experience your Porsche was designed to deliver.
When and Why to Replace
• Reduced airflow or weak ventilation through cabin vents.
• Unusual noises such as whining, rattling, or vibration.
• Intermittent or non-functional blower operation.
• Visible wear, corrosion, or damage to the motor or fan assembly.
• During or after HVAC restoration work to maintain authentic performance.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
91157132032
The product you are viewing cross references to these numbers
- Porsche 911 1965-1968 2.0L / 912 SWB (F)
- Porsche 911 1968-1973 2.2L / 2.4L / 2.7L RS LWB (F)
- Porsche 911 1974-1977 2.7L / 1976-77 3.0 Carrera
- Porsche 911 1978-1983 3.0L / SC
- Porsche 911 1984-1986 3.2L
- Porsche 911 1987-1989 3.2L G50
- Porsche 911 1975-1977 3.0L Turbo (930)
- Porsche 911 1978-1989 3.3L Turbo (930)
- Porsche 914 (1970-1976)
The blower motor with integrated fan, designed for the heating and ventilation system of early Porsche 911, 912 and 914. Its function is to drive airflow through the heater box, evaporator or heat exchanger, and distribute conditioned air into the cabin - ensuring comfort, defrosting, and proper climate control. Built to original factory specifications, it ensures quiet, robust airflow, restores cabin comfort and supports reliable heating, ventilation and defrost performance.
Fits:
Porsche 911 1965 - 1989
Porsche 912 1969
Porsche 914 1970 - 1976
Diagram ref no 11
• Position on Vehicle: Mounted in the front bulkhead/heater box area ('centre of bulkhead') behind the dashboard or in the ventilation/heating assembly.
• Cross-Reference / Alternative Numbers: 911 571 320 32 (replaces 901 571 320 32)
• Applications: Ideal when the original blower motor shows reduced airflow, increased noise, or erratic operation - or when restoring the HVAC system of a classic Porsche to full performance.
The blower motor is a core component of the HVAC system in your Porsche: it supplies the airflow needed for heating, cooling and ventilation. When the motor or fan wheel deteriorates, you may experience weak airflow, increased noise, erratic vent output or failed defrosting—compromising comfort and safety. Replacing it with a quality OE-Match unit restores proper airflow distribution, ensures the longevity of other HVAC components and maintains the premium experience your Porsche deserves.
When and why to replace:
• Noticeable reduction in airflow or weak ventilation from vents.
• Unusual noises (whine, rattle, vibration) coming from the blower or vents.
• Blower fails to operate or only works intermittently.
• Visible damage, wear or corrosion in the blower housing or fan.
• During or after restoration of the heating/ventilation system of a classic Porsche.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
91157132032
The product you are viewing cross references to these numbers
- Porsche 911 1965-1968 2.0L / 912 SWB (F)
- Porsche 911 1968-1973 2.2L / 2.4L / 2.7L RS LWB (F)
- Porsche 911 1974-1977 2.7L / 1976-77 3.0 Carrera
- Porsche 911 1978-1983 3.0L / SC
- Porsche 911 1984-1986 3.2L
- Porsche 911 1987-1989 3.2L G50
- Porsche 911 1975-1977 3.0L Turbo (930)
- Porsche 911 1978-1989 3.3L Turbo (930)

Fits:
Porsche 911 1965-89
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
0130007002
The product you are viewing cross references to these numbers
- Porsche 911 1965-1968 2.0L / 912 SWB (F)
- Porsche 911 1968-1973 2.2L / 2.4L / 2.7L RS LWB (F)
- Porsche 911 1974-1977 2.7L / 1976-77 3.0 Carrera
- Porsche 911 1978-1983 3.0L / SC
- Porsche 356C 1963-65

Fits:
Porsche 356 C (DE/S) 1.6L 08/1964-12/1965
Porsche 911 2.0L-2.7L 01/1963-07/1973
Porsche 912 1.6L 01/1965-02/1970
This product supersedes Porsche's old part numbers:
- 90142470104
- 90142470105
- 90142470106
Click 'Zoom in' for large parts diagram.
Diagram ref no 44
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
90142470107
The product you are viewing cross references to these numbers
- Porsche 911 1965-1968 2.0L / 912 SWB (F)
- Porsche 911 1968-1973 2.2L / 2.4L / 2.7L RS LWB (F)
- Porsche 911 1974-1977 2.7L / 1976-77 3.0 Carrera
- Porsche 356C 1963-65

Fits:
Porsche 356 C (DE/S) 1.6L 08/1964-12/1965
Porsche 911 2.0L-2.7L 01/1963-07/1977
Porsche 912 1.6L 01/1965-02/1970
This product supersedes Porsche's old part numbers:
- 90142470104
- 90142470105
- 90142470106
Click 'Zoom in' for large parts diagram.
Diagram ref no 44
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
90142470107
The product you are viewing cross references to these numbers
- Porsche 911 1965-1968 2.0L / 912 SWB (F)
- Porsche 911 1968-1973 2.2L / 2.4L / 2.7L RS LWB (F)
- Porsche 911 1974-1977 2.7L / 1976-77 3.0 Carrera
- Porsche 356C 1963-65
Fits:
Porsche 356 C (DE/S) 1.6L 08/1964-12/1965
Porsche 911 2.0L-2.7L 01/1963-07/1977
Porsche 912 1.6L 01/1965-02/1970
This product supersedes Porsche's old part numbers:
- 90142470104
- 90142470105
- 90142470106
Click 'Zoom in' for large parts diagram.
Diagram ref no 44
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
90142470107
The product you are viewing cross references to these numbers
- Porsche 911 1965-1968 2.0L / 912 SWB (F)
- Porsche 911 1968-1973 2.2L / 2.4L / 2.7L RS LWB (F)
- Porsche 911 1974-1977 2.7L / 1976-77 3.0 Carrera
- Porsche 911 1978-1983 3.0L / SC
- Porsche 911 1984-1986 3.2L
- Porsche 911 1987-1989 3.2L G50
- Porsche 911 1975-1977 3.0L Turbo (930)
- Porsche 911 1978-1989 3.3L Turbo (930)
- Porsche 914 (1970-1976)

Fits:
Porsche 911/912/930 1965-89
Porsche 914 1970-76
Click 'Zoom in' for large parts diagram.
Diagram ref no 37
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
91457115110
The product you are viewing cross references to these numbers
- Porsche 911 1965-1968 2.0L / 912 SWB (F)
- Porsche 911 1968-1973 2.2L / 2.4L / 2.7L RS LWB (F)
- Porsche 911 1974-1977 2.7L / 1976-77 3.0 Carrera
- Porsche 911 1978-1983 3.0L / SC
- Porsche 911 1984-1986 3.2L
- Porsche 911 1987-1989 3.2L G50
- Porsche 911 1975-1977 3.0L Turbo (930)
- Porsche 911 1978-1989 3.3L Turbo (930)
- Porsche 914 (1970-1976)

Fits:
Porsche 911/912/930 1965-89
Porsche 914 1970-76
Click 'Zoom in' for large parts diagram.
Diagram ref no 37
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
91457115110
The product you are viewing cross references to these numbers
- Porsche 911 1965-1968 2.0L / 912 SWB (F)
- Porsche 911 1968-1973 2.2L / 2.4L / 2.7L RS LWB (F)
- Porsche 356C 1963-65
Fits:
Porsche 356 C
Porsche 911 1965-68
Diagram ref no 37
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
69542479200
The product you are viewing cross references to these numbers
Porsche Heating & Air Conditioning Parts
Air conditioning and heating are often taken for granted — until they stop working. In a Porsche, comfort and driving enjoyment go hand-in-hand, which makes a properly functioning heating and air conditioning system essential. At Design911, we supply a complete range of AC and heating parts to keep your Porsche’s climate control system working all year round.
From compressors, condensers, and hoses to heating elements, blower motors, and cabin filters, we have everything you need to restore performance and reliability. Whether you drive a classic Porsche or the latest model, our parts are available in both OEM and high-quality aftermarket options, all shipped worldwide.
How Long Does Porsche Air Conditioning Last?
Most manufacturers recommend servicing or regassing your Porsche’s air conditioning every 1–2 years, though some systems may last over 5 years. Even so, routine servicing is important to maintain compressor health and prevent costly failures.
A well-maintained AC system provides:
- Reliable cooling in summer and heating in winter
- Reduced risk of system breakdowns
- Improved air quality inside the cabin
- Increased comfort for driver and passengers
Common Causes of Air Conditioning Failure
When Porsche air conditioning fails, it’s
often due to:
- Low Refrigerant Gas – natural leakage over time reduces cooling efficiency
- Perforated Hoses or Pipes – allowing gas or fluid to escape
- Corroded Condensers – a common cause of AC loss in older vehicles
- Faulty Compressors – leading to complete system failure
These issues are repairable, but costs vary depending on the model and extent of damage. Regular servicing helps catch minor faults before they become major repairs.
How Often Should Heating & AC Be Checked?
To avoid discomfort and costly repairs, have
your Porsche’s heating and air conditioning system checked every 12–24
months. Over time, gas levels naturally decrease, reducing efficiency. If
levels drop too far, you risk:
- Loss of in-cabin cooling/heating
- Increased strain on compressors and other system components
- Expensive repairs from avoidable wear
A service keeps your system in good condition, while a repair addresses specific faults. If major issues are found during a service, we’ll notify you before carrying out any additional work.
Why Choose
Design911 for Porsche Heating & AC Parts?
Shop Porsche Heating & Air Conditioning parts today – from condensers and compressors to hoses and blower motors – and keep your Porsche comfortable in every season.