Firebird V8-305 5.0L (1982)
Fuel Supply Line: Technical Service Bulletins
Fuel Line - O-Ring Composition
Number 85-6(Gasoline)-2 Date
11/84
Subject:
FUEL LINE "O" RINGS 1982-85 MODELS
The fuel line "O" rings (feed and return lines) used on many 1982-85 engine applications are made of Viton. The Viton "O" rings (Viton is a type of
rubber) are brown in color. They are less affected than rubber by the additives used in many of the fuel blends available today, and therefore, should not
be substituted with other type rubber "O" rings. The following are the part numbers used on the above applications:
Group
Part No.
Usage
3.163
22514722
Feed Line
3.163
22516256
Return Line
