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Old 10-21-2008, 11:03 PM
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Plowman Plowman is offline
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Default Re: 69 Z28 Timing

Vacuum advaance should be no more than 10 degrees. Paul
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Old 10-23-2008, 08:45 PM
L78steve L78steve is offline
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Default Re: 69 Z28 Timing

[ QUOTE ]
Vacuum advaance should be no more than 10 degrees. Paul

[/ QUOTE ]I'm not saying you are wrong but how did you come up with the 10 deg.figure for a max ?
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Old 10-22-2008, 04:35 AM
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Default Re: 69 Z28 Timing

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[ QUOTE ]
-------Where do you 69 Z guys like to set your timing??? Car Im finishing up is bone stock in all ways.......Bill S

[/ QUOTE ]

Disconnect vacuum advance and rev the engine until the centrifugal advance is pegged out (i.e. with Macneish distributor, should be all in by 2500-2800 rpm). Adjust for 36 degrees total. Don't worry about initial timing setting. Reconnect vacuum advance. If road testing causes knocking, retard the timing in 2-degree increments until knock stops.

[/ QUOTE ]
Thats how I set my Z28 up and it purrs like a kitten, pulls hard up to 7000-7500 range on regular pump gas no additives. Good luck and have fun Bill. Mark
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