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Worn Cam test

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Old 10-11-2011, 11:44 PM
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BillBarkerville
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Default Worn Cam test

In one of the diagnostic books that I'm using it says something that doesn't make sense. Can anyone tell me what I should do for this.

To check for a worn distributor cam, line up the pointer with the timing mark. Then shift the timing light to the last cylinder (No. 8 on an eight, etc) If the cam is not worn, the timing mark will be lined up with the pointer the same as it was when the light was connected to No. 1 spark plug.
Since number 1 and 8 are next to each other in firing order -- I don't get it.
Old 10-12-2011, 12:33 AM
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relics6067
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Sounds like a misprint to me!
Old 10-12-2011, 01:32 AM
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jtranger
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How do you test for a worn cam lobe? I am trouble shooting a distributor problem.
Old 10-12-2011, 09:17 AM
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VetteJohn
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I'd really like to hear about this test!
Old 10-12-2011, 09:51 AM
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larrywalk
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That test should have read to switch to #6 since both #1 and #6 reach TDC at the same time; therefore, both should read the same on the timing tag if all is well.

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