1999 5.7 timing

ericv26

Seaman Apprentice
Joined
Jun 21, 2013
Messages
43
hi guys I have a 75 stamas hardtop that has a 1999 5.7 vortec. past owner had incorect plugs in it and timing way out.. can anyone tell me base timing on that engine.. I am thinking 8 but want to be sure thanks Eric
 

Don S

Honorary Moderator Emeritus
Joined
Aug 31, 2004
Messages
62,321
Re: 1999 5.7 timing

Got a full model number or serial number for the engine?
 

ericv26

Seaman Apprentice
Joined
Jun 21, 2013
Messages
43
Re: 1999 5.7 timing

no I do not. I only know from previous owner that engine was changed in 1999 and casting number on head is for 96 up vortec
 

Don S

Honorary Moderator Emeritus
Joined
Aug 31, 2004
Messages
62,321
Re: 1999 5.7 timing

8 should work fine.
 
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