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Old 07-18-2013, 08:50 PM   #3
anubisani
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Join Date: Apr 2013
Location: homestead florida
Posts: 312
Re: Dumb question about timing

Quote:
Originally Posted by ronnyT View Post
Trying to set timing on an 82 c10 with a 350. When I advance my timing my truck idles better but the idle goes up. At this point I know I am supposed to take it down with the idle control on the carb (holley) but it doesn't change. Any ideas? Also got a wicked backfire only when I turn the truck off.
did you remove the vacuum advance b4 you set the timing and plug the line, and your timing is prob to high that's why u r getting a backfire. others may chime in but that's where would start
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