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I'm back--This time with a 1983 Sportster

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  #41  
Old 02-12-2015, 09:34 PM
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To install the intake ...

1. if the cylinders are not yet final tightened down leave them so that they can be moved - tightened down but not final tightened. You may use gasket sealer on the bottom of the base gaskets but not on the top, cylinder facing side

2. install the heads the same, tight but not final tight

3. of course the bike is on a lift so that it is vertical and parallel to the ground

4. install the manifold as a single unit, that is with the adapter and the carb not attached

5. use a level [a 16" drywallers level works well in the confined space] to have the carb facing edge of the manifold perpendicular

6. with the manifold firm not final tightened, with a finger feel the small space between the manifold and the head, and arrange so that it is reasonably even by adjusting the cylinders and heads

7. as you install the manifold you can adjust the cylinders and heads by a very small amount to significantly improve the seal between the manifold and the heads

The FSM indicates that it is the cylinders that should be adjusted for this. I add in a tiny bit of head adjustment as a personal touch. Not everyone would agree with this as it is not in the FSM.

This is an important install. It cannot be done in a few minutes. It must be leak free. Even a small leak can wreak havoc with the tune up process, and can possibly result in a hole burned in a piston.
 
  #42  
Old 02-15-2015, 07:26 AM
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Thanks for all the advice! Here she is mostly done.


I say "mostly done" as I still need to make a bracket for my speedo, and do some other things. I have this custom made seat on the way.


I had to work through an issue with the timing. I could not get her to start when I first got her back together. She acted like she WANTED to start, she just wouldn't catch. Troubleshooting showed everything checked out, but I could not get the timing to set right because the mechanical advancer would not turn when it was bolted into place. Turns out I had the cam on the spindle turned 180 degrees. It will look like it is good to the naked eye, but it will sit ever so slightly too high. This is just enough to make the mounting bolt bind it in place (not to mention screwing the timing royally).

Wrong


Right
 
  #43  
Old 02-19-2015, 01:29 AM
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as far as brake lines I go with HEL ask for Deb, great people, great prices
 
  #44  
Old 02-19-2015, 09:56 AM
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A local place made some up for me.
 
  #45  
Old 02-19-2015, 01:29 PM
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What are you doing with the old seat and what kind is it?
 
  #46  
Old 02-22-2015, 09:26 AM
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The bike looks awesome man. Great thread!! That colour is pretty cool too, kinda reminds me of the metal flake on the new 72 sporty. Keep the posts coming as you finish her all off.
 
  #47  
Old 02-22-2015, 02:12 PM
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Originally Posted by lownslow
What are you doing with the old seat and what kind is it?
Sorry for the slow response. It says drag specialties on the tag. I don't know if that is the seat brand, or just the cover. I'm sure I'll sell it.
 
  #48  
Old 02-24-2015, 04:14 AM
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Looks like my color of my 84 bobber
 
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