Subject: New Type Control Pressure Regulator Models: 911 1980
Bulletin Number: 81 – 01
A new-type control-pressure regulator is used on 1980 cars. It is the only type now available as spare part. Old regulator is no longer available. New regulator has vacuum-hose connection on top to vent moisture.
Old (Part No. 911.606.105.07)

New (Part No. 911.606.105.10)

Note
When installing new-type regulator on cars previously equipped with old type.
Install 150-mm long hose (Part No. 999.181.709.50) on vacuum connection of new regulator and point open end of hose down as shown


home page: klassikats.com