Author Topic: anyone have pics of the vacuum line routing for a 68 z/28?  (Read 7090 times)

jims68z

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anyone have pics of the vacuum line routing for a 68 z/28?
« on: January 24, 2010, 04:40:23 PM »
I bought the vacuum line kit for my 302 and I can not figure out how all the parts fit together and I can not seem to find it in the assembly manual.  I have the long piece of hose and a short piece of hose, a metal line which I can tell fits into the carb and goes down to the intake.  there is also a metal fastener that I can not figure out how it goes.  Anyone have pics or can they tell me where to find it in the assembly manual?

tmodel66

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Re: anyone have pics of the vacuum line routing for a 68 z/28?
« Reply #1 on: January 24, 2010, 06:39:35 PM »
Jim the assembly manual on page 99  U6 shows a clip for the distributor. Maybe that's it and a short hose goes to it.
 I'll look for a long hose and see if I can find it.  Hope this helps
Daniel  
'69 SS 350/4 speed  Fathom Green--POP

Sauron327

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Re: anyone have pics of the vacuum line routing for a 68 z/28?
« Reply #2 on: January 24, 2010, 07:02:59 PM »
That clip goes under the intake bolt. You can catch a glimse of it on John's car in this: http://www.camaros.org/forum/index.php?topic=2680.0 There might be other pics if you do a keyword search.

68Zproject

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Re: anyone have pics of the vacuum line routing for a 68 z/28?
« Reply #3 on: January 24, 2010, 11:09:13 PM »


I don't know if you can see, but the short piece of rubber goes to carb, then the metal tube as shown.  The long piece of rubber goes to dist.
68Z28

Sauron327

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Re: anyone have pics of the vacuum line routing for a 68 z/28?
« Reply #4 on: January 24, 2010, 11:20:51 PM »
Then I'm mistaken. I thought the hardline had a retainining bracket that bolted to the manifold. And John's hardline appears longer than 68Zproject's pic also, Are the two years different lengths?

jims68z

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Re: anyone have pics of the vacuum line routing for a 68 z/28?
« Reply #5 on: January 25, 2010, 12:58:58 AM »
thanks for all the help.  I figured it out.  the only thing I am a little iffy on is where the metal line meets the carb.  my metal line will shove right in the carb and make a nice fit.  the rubber hose will not fit over them.  i can use the rubber hose but it isnt as nice a fit as the metal line pushing into the carb.

68Zproject

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Re: anyone have pics of the vacuum line routing for a 68 z/28?
« Reply #6 on: January 25, 2010, 01:41:24 AM »
I'm not 100% sure, but I think that 68 didn't have the clip bolted to the manifold.  I have a 68 and 69 AIM.  The 69 shows it, but the 68 doesn't.
68Z28

JohnZ

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Re: anyone have pics of the vacuum line routing for a 68 z/28?
« Reply #7 on: January 25, 2010, 01:47:01 AM »
thanks for all the help.  I figured it out.  the only thing I am a little iffy on is where the metal line meets the carb.  my metal line will shove right in the carb and make a nice fit.  the rubber hose will not fit over them.  i can use the rubber hose but it isnt as nice a fit as the metal line pushing into the carb.

If you look in the Z/28 section in the '68 Assembly Manual, the index sheet refers you to the L-78 section for the carburetor installation. If you go to the L-78 section, sheet A4 shows it. The carb end of the vacuum advance pipe is inserted inside the nipple on the carb, and a short piece of rubber hose covers the joint to seal it, just like the photo of my '69 Z/28 shown earlier in the thread. The same L-78 sheet also shows the steel clip for the pipe under an intake bolt (it came as part of the engine).
'69 Z/28
Fathom Green
CRG

68Zproject

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Re: anyone have pics of the vacuum line routing for a 68 z/28?
« Reply #8 on: January 26, 2010, 12:06:38 AM »
I got that clip confused with the one for the gas line.
68Z28

 

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