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Correct ignition timing for 84 Z 305?

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Old Aug 28, 2010 | 11:13 PM
  #1  
robersml's Avatar
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From: Oxford, Ohio - By Miami University
Car: 84 Z28
Engine: 305 HO
Transmission: 700R4 I believe, but not sure
Correct ignition timing for 84 Z 305?

Does anybody know the correct ignition timing for my 84 Z or a resource where i can get it? Autozone says 8-10. Advanced says 6. I cannot find it anywhere online.

I attached a couple pics of my car just for *****.

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Last edited by robersml; Aug 29, 2010 at 09:57 AM.
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Old Aug 29, 2010 | 02:45 PM
  #2  
BahN's Avatar
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Joined: Mar 2008
Posts: 178
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Car: 1987 Trans AM
Engine: Twin Turbo 6.0 LS2
Transmission: T56
Re: Correct ignition timing for 84 Z 305?

With the EST wire disconnected the factory spec is 6 BTDC.
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