small vacuum line next to the gas inlet

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small vacuum line next to the gas inlet

old bob
Hi, I just got my first  honda ( 1977 cb750K )and a repiar book. There is a small vacuum line next to the fuel inlet on the carb. and I don't know and can't find out were it go. There is a small plastic piece of tube in the end of it. Please Help!, Bob
64 panhead
78 superglide
74 850 norton
65 bsa 650
07 vtx 1300r
68 bsa 650
hd 350 sprint
ducati 916 s4 monster
77 750k
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Re: small vacuum line next to the gas inlet

TOOLS1
Administrator
Welcome to the forum. Can you take a picture of the fitting? It might be, for a vacuum operated petcock?
TOOLS
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1976 CB 750-A X 2
1977 CB 750-A X 4
1977 CB 750-K
1976 CB 750 F
1981 CB 750
1966 Kawasaki SG 250
1981 KZ 750 LTD
1973 CB 350
1979 CM 185 Twinstar
1982 Honda XL 80
South of Eden (Kansas City MO)
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Re: small vacuum line next to the gas inlet

old bob
 Hi Tools1, Had some trouble getting picture on.
Thanks Again, Bob
64 panhead
78 superglide
74 850 norton
65 bsa 650
07 vtx 1300r
68 bsa 650
hd 350 sprint
ducati 916 s4 monster
77 750k
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Re: small vacuum line next to the gas inlet

Re-run
Administrator
Just a vent. Leave it. It would normally be longer but just sits on top of the airbox and thats it.
The ride IS the adventure. The destination is just to get gas!
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Re: small vacuum line next to the gas inlet

old bob
Thanks Re-run I was not sleeping over that hose.
Bob
64 panhead
78 superglide
74 850 norton
65 bsa 650
07 vtx 1300r
68 bsa 650
hd 350 sprint
ducati 916 s4 monster
77 750k