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Join Date: Nov 2004
Location: Vancouver, BC
Posts: 228
CIS injectors

73.5 CIS
how solid should the injectors be seated in the heads? some of the injectors installed on my engine move when wiggled at the lines connection to the injectors....

Old 09-22-2006, 06:40 PM
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Mine 'feel' loose as well, but I have found no vacuum leaks so I am not worried.
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Brendon

80 911SC "Weissach"
77 930 (in pieces)
Old 09-22-2006, 06:59 PM
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Friction fit only, if they are leaking vacuum, pull them and install new o-rings.
Old 09-22-2006, 07:05 PM
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Join Date: May 2004
Location: Lake Cle Elum - Eastern WA.
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Your situation is normal...
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Bob S.
73.5 911T
1969 911T Coo' pay (one owner)
1960 Mercedes 190SL
1962 XKE Roadster (sold) - 13 motorcycles
Old 09-22-2006, 07:10 PM
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I just replaced all my injector seals/o-rings they feel "loose"
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Gemini Blue 73.5 911 T Sold
1994 C4 Widebody Sold
Old 09-24-2006, 06:09 PM
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thanks for the info...
just paranoid.... had a leaking fuel line in the engine bay.
injectors had been replaced by PO, some are more loose than others;
car runs like a bat.......

Old 09-24-2006, 07:51 PM
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