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Raylo · 04-04-2008, 03:18 PM

Here is a diagram for a LT-1 V8 that shows the timing marks. They have to be lined up to establish the proper relationship between the crank and cam. If they are not lined up it means the chain has slipped. Again, not sure that a 3.1 is the same but since it is GM it might be similar.

http://shbox.com/ci/sprockets.jpg

04-04-2008, 03:18 PM	#22 (permalink)
Raylo Registered User Join Date: Feb 2006 Location: Maryland, USA Posts: 292 OS: XP Desktop, Vista HP Notebook, XP Notebook	Re: 1991 camaro rs v6 3.1 wont start Here is a diagram for a LT-1 V8 that shows the timing marks. They have to be lined up to establish the proper relationship between the crank and cam. If they are not lined up it means the chain has slipped. Again, not sure that a 3.1 is the same but since it is GM it might be similar. http://shbox.com/ci/sprockets.jpg Last edited by Raylo : 04-04-2008 at 03:43 PM.