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Distributor Disassembly ?

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Old Nov 23, 2006 | 08:46 AM
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Default Distributor Disassembly ?

I am simply trying to shim up my distributor shaft on my '79 but I don't see how it comes apart. I knocked out the horizontal pin that goes through the gear and removed some of the screws at the top but I;m not sure what is the next step. My Service Man. doesn't go into detail on this and I didn't see a Lars paper on this one...
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Old Nov 23, 2006 | 09:20 AM
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the shims should go between the gear and the housing. no need to remove any screws to take the play out.
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Old Nov 23, 2006 | 09:23 AM
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Yes, but how do you get the shims on. Something must come apart...
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Old Nov 23, 2006 | 09:33 AM
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The gear SHOULD come off -if the pin is out-but it might take a little force. A piece of wood, hammer and a little PB Blast should be all that's required.
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Old Nov 23, 2006 | 10:23 AM
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Here is a rough picture of what to do



.010 - .015 Movement between gear and dist housing

Pull the pin on dist gear and slide gear off. Slide shims on shaft and replace gear and replace pin.

Hope this helps
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Old Nov 23, 2006 | 10:37 AM
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I love the diagram Spedaleden. Better than any written description you could've given. I wish some other fixes were as simple to describe.
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Old Nov 23, 2006 | 11:36 AM
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Remember to line the dimple on the gear up with the rotor whemn you put it back together.
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Old Nov 23, 2006 | 11:40 AM
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Thanks guys, a hammer helped the gear to come off...
Should the feeler gauge go in fairly easily when measuring or it is accurate when the gauge is snugly in ?

I'm also open to advice on getting the distributor to go down the last 1/8" when installing it...

Last edited by 79vetter; Nov 23, 2006 at 11:46 AM.
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Old Nov 23, 2006 | 12:06 PM
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I had to play with the oil pump shaft. I turned it 1/4 turn counterclockwise and it slipped right in. Make sure the rotor lines up in the exact spot as when you took it out. You don't want to be a tooth off.
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Old Nov 30, 2006 | 08:11 PM
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If the dist is almost down and the rotor is positioned properly all you need to do to get the sucker to engage with the oil pump is crank the motor over and she will drop right down.
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