Heater blower distributing piece. Porsche 911 SC  ❭  91121113502

Heater blower distributing piece
This OE Match heater blower distributing piece is a replacement air distribution component for Porsche 911 SC models. It is designed to match the original-style fitment and function, helping direct heater blower airflow through the heating and ventilation system.

Fits:
Porsche 911 SC 1975 - 1983

Diagram ref no 4

The heater blower distributing piece channels air from the heater blower system into the correct ducting routes. It helps distribute warm air through the heater circuit, supporting cabin heating, ventilation, and windscreen demisting performance.

Functions
• Replaces the heater blower distributing piece
•  Helps direct airflow from the heater blower system
•  Supports correct heater ducting distribution
•  Helps maintain cabin heating and windscreen demisting performance
•  Replaces cracked, warped, broken, missing, or damaged original pieces
•  Supports repair of weak or uneven heater airflow
•  OE Match replacement for Porsche 911 SC heating system restoration.

Why Replace This Part?
Heater blower distribution components can become brittle, cracked, warped, loose, or damaged due to age, heat, vibration, and previous repairs. A faulty distributing piece may cause air leaks, poor heater output, uneven airflow, rattles, or reduced demisting performance. Replacing it helps restore correct heater airflow and reliable cabin ventilation.

When to Replace This Part
•  Heater airflow is weak, uneven, or leaking
•  The distributing piece is cracked, broken, warped, or missing
•  Heater ducting is loose or no longer connects correctly
•  The heater blower system is being serviced
•  Windscreen demisting performance is poor
•  Interior heating or ventilation components are being restored
•  The vehicle is undergoing Porsche 911 SC heater system refurbishment.

Where it fits on the car
This distributing piece fits within the heater blower and air ducting system on Porsche 911 SC models. It forms part of the warm air distribution route from the heater blower to the cabin ventilation system.

Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

91121113502

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