Why isn't it necessary to remove the vacuum line Nate? Is it connected to "ported" vacuum?
________________________________ From: old-chevy-truck@yahoogroups.com [mailto:old-chevy-truck@yahoogroups.com] On Behalf Of Nate Sent: Wednesday, July 20, 2011 3:56 PM To: old-chevy-truck@yahoogroups.com Subject: [old-chevy-truck] Re: THE TUNEUP That shouldn't be necessary on these old rigs . A vacuum signal to the dizzy @ idle , will cause flat spots & off idle hesitation among other problems . I seem to recall the ball bearing is a fairly mild advance , 7.5° BTDC IIRC . The chevron or triangle is the TDC mark and can be used to set the full advance timing very accurately . -Nate Bill wrote: > > I hate to ask, but you did disconnect (and plug) the vacuum advance before > setting the timing, right? > > [Non-text portions of this message have been removed] ------------------------------------ Ole Chevy and GMC trucks rule! To unsubscribe, send an email (with no subject, no body, just the email), to: old-chevy-truck-unsubscribe@yahoogroups.comYahoo! Groups Links <*> To visit your group on the web, go to: http://groups.yahoo.com/group/old-chevy-truck/ <*> Your email settings: Individual Email | Traditional <*> To change settings online go to: http://groups.yahoo.com/group/old-chevy-truck/join (Yahoo! ID required) <*> To change settings via email: old-chevy-truck-dig...@yahoogroups.com old-chevy-truck-fullfeatu...@yahoogroups.com <*> To unsubscribe from this group, send an email to: old-chevy-truck-unsubscr...@yahoogroups.com <*> Your use of Yahoo! Groups is subject to: http://docs.yahoo.com/info/terms/