You might also want to check your vacuum advance, There could be a line running from the base of the carb to the distributor. The oblong hole that the butterfly shaft runs through can be rebushed and reamed out to fit a new shaft. You may want to consider buying a rebuilt carb at NAPA, or such. .bill
_____ From: old-chevy-truck@yahoogroups.com [mailto:[EMAIL PROTECTED] On Behalf Of luke_the_drifter52 Sent: Monday, September 01, 2008 11:36 PM To: old-chevy-truck@yahoogroups.com Subject: [old-chevy-truck] Re: Carb. tune up Thanks Brian. So it sounds like I got a bad accelerator pump with my rebuild kit. How did you fix the throttle shaft problem? --- In old-chevy-truck@ <mailto:old-chevy-truck%40yahoogroups.com> yahoogroups.com, Brian Smith <[EMAIL PROTECTED]> wrote: > > The lag on acceleration is the accelerator pump not working or the apray nosle is hitting the butterfoly or the side if the carb so its not getting a good shot down the throat of the car for acceleration. The idle problem could and probbaby is the throttle shaft is leaking air. > from years of sue the shaft wears teh holes in the throttle body oblong then it sucks air in at idle and its below the the venturi so it dosent get the right amount of fuel into it. or a leaky base gasket too . just some thoughts and problems that i had on my 66 1 ton No virus found in this incoming message. Checked by AVG - http://www.avg.com Version: 8.0.169 / Virus Database: 270.6.14/1645 - Release Date: 9/1/2008 6:03 PM [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: [EMAIL PROTECTED] 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: mailto:[EMAIL PROTECTED] mailto:[EMAIL PROTECTED] <*> To unsubscribe from this group, send an email to: [EMAIL PROTECTED] <*> Your use of Yahoo! Groups is subject to: http://docs.yahoo.com/info/terms/
