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Disributor Rebuild?

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Old Nov 20, 2009 | 10:53 PM
  #1  
Nomar116's Avatar
Nomar116
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Burning Brakes
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Default Disributor Rebuild?

So I am getting ready to reinstall the distributor off of my 72' 350. I replaced the end drive gear and in doing so came across a few questions. There is one shim that I assume is there to take up some of the end play. But there is still quite a bit of play, I would say at least 3 or 4 more shims worth...

Is this the end play I here often associated with erratic timing shifts? If so what is acceptable? My timing light is a little to premative so I havn't had a chance to check the advance very accurately.

Also, as I spin the rotor and ditributor shaft I feel a little clicking friction. Is this normal?
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Old Nov 20, 2009 | 11:53 PM
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75L49
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Default Distributor ?

I like to see 0.030"-0.050" end clearance.

Is the "clicking friction" the points opening & closing?

HTH

JerryM
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Old Nov 21, 2009 | 12:13 PM
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If the distributor has an iron housing, I like to see ~.005 to .010 inch of vertical clearance; if it has an aluminum housing, I like to see .015-.020 because aluminum expands more than cast iron.
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Old Nov 21, 2009 | 12:27 PM
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Does this link help: http://www.tispecialty.com/articles/article6.htm

Last edited by Peterbuilt; Nov 21, 2009 at 12:31 PM.
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Old Nov 21, 2009 | 02:39 PM
  #5  
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Nomar116
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Awesome, I measured today and am seeing 0.040" or so. Also, the clicking is just the points clicking over each 1/8th. Guess I'm good to go...
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Old Nov 21, 2009 | 07:09 PM
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.08 end play, no more or you will be sorry
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Old Nov 21, 2009 | 07:10 PM
  #7  
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should have been typed .008, 8 thousands
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