This is VERY off the wall, so ignore if stupid in your case...but,....are your air filters of sufficient capacity to support the carb/engine needs? Mine were not...so I had a constant "over rich" condition...adjusted to hell and back on the carbs...finally got some help. Bob Fortson --- ledman_70@xxxxxxxxxxx wrote: > Your free subscription is supported by today's > sponsor: > ------------------------------------------------------------------- > So Much Television, Such Little Time! In Love with > Lost(TM) or > Devoted to Desperate Housewives(TM)? Take our > premier week > survey, complete our offers, and get a FREE* DVD set > of either > show! > caad3QabQmH9Ma/Viewer > Survey > ------------------------------------------------------------------- > > I have changed jetting, squirter, and pump cam. The > car is running so > rich at idle if you stand behind it, your eyes burn. > I'm going to mess > with the jetting some more next chance I get. The > pump lever is at stock > setting, just touching the adjusting nut at idle. > Jeff > tom hecht wrote: > > > > maybe this was already mentioned, but how have you > set > > your accelorator pumps? the holley manual says to > set > > the gap with the throttle wide open. > > to me this is a little to agressive, i back mine > down > > a little from that, but its worth a try > > > > tom > > 65 satellite > > > > > > > > > > --- ledman_70@xxxxxxxxxxx wrote: > > > > > > > Yes, it has vaccum advance, no, I haven't taken > a > > > reading yet. Wouldn't > > > be the first stick I've chased, though. > > > Jeff > > > Jim Jablonski wrote: > > > > > > > > Well Jeff, I am not trying to throw a stick > into > > > the woods to get you to > > > > > > > > chase it, and there's smarter folks than me > here, > > > but here's what I was > > > > thinking ... when accelerating at cruise load > > > upward past 1500 RPM, > > > > among other things, you are also relying on > vacuum > > > advance (if so > > > > equipped). At wide open throttle (where you > say > > > there is no issue) it's > > > > > > > > pretty much up to the mechanical advance, > given > > > the absence of vacuum. > > > > > > > > Did the Jeg's unit come with vacuum advance? > > > What's manifold vacuum > > > > reading at 1500 RPM? > > > > > > > > Just thoughts ... > > > > > > > > Jim Jablonski > > > > Royal Oak, Michigan > > > > '64 Fury > > > > > > > > ledman_70@xxxxxxxxxxx wrote: > > > > > > > > > > No, it was a system made for Jegs, I don't > > > remember the name. It came > > > > > with distributor, harness, control box, and > > > ballast resister for around > > > > > $140. You think maybe something could be > faulty > > > in it? > > > > > Jeff > > > > > Jim Jablonski wrote: > > > > > > > > > > > > Jeff, > > > > > > > > > > > > IMHO, at that RPM, it sounds spark advance > > > related. What's the new > > > > > > ignition system ... Mopar ECU/distributor? > > > > > > > > > > > > Jim Jablonski > > > > > > Royal Oak, Michigan > > > > > > '64 Fury > > > > > > > > > > > > ledman_70@xxxxxxxxxxx wrote: > > > > > > > > > > > > > > I installed a new 780 Holley and > complete > > > new electronic ignition in my > > > > > > > 413 in the last 2 months. I've rejetted > the > > > carb, changed the squirter, > > > > > > > and adjusted the timing and carb till > I'm > > > blue in the face, but I can't > > > > > > > get rid of the flat spot between > 1500-1800 > > > rpm. When you let the clutch > > > > > > > out and the engine starts to load, > that's > > > where the flat spot is most > > > > > > > obvious. If you take off agressively, > it's > > > invisible. The engine has a > > > > > > > 509 Huhges cam, headers, and a 2" carb > > > spacer to adapt the Holley to the > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > original cast intake. I can't determine > > > what's causing the flat spot, so > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > I don't know which direction to go from > > > here...any ideas??? Bueller? > > > > > > > Bueller? > > > > > > > > > > > > > > Jeff Adams > > > > > > > 64 Polara > > > > > > > > > > > > > > > > > > > > Jeff Adams > > > > > 64 Polara > > > > > > > > > > > > Jeff Adams > > > 64 Polara > > > > > > Your free subscription is supported by today's > > > sponsor: > > > > > > ------------------------------------------------------------------- > > > Need a new Cell Phone? A BlackBerry 7250 could > be > > > yours free! Find > > > out how! > > > > caadV2bbOgXg2f/Amazing > > > phone > > > > > > ------------------------------------------------------------------- > > > > > > ---- > > > Please address private mail -- mail of interest > to > > > only one person -- directly to that person. > I.e., > > > send parts/car transactions and negotiations as > well > > > as other personal messages only to the intended > > > recipient, not to the Clubhouse public address. > This > > > practice will protect your privacy, reduce the > total > > > volume of mail and fine tune the content signal > to > > > Mopar topic. Thanks! > > > > > > '62 to '65 Mopar Clubhouse Discussion > Guidelines: > > > > http://www.1962to1965mopar.ornocar.org/mletiq.html. > > > > > > > > > > > > > > > > > > > __________________________________ > > Yahoo! Mail - PC Magazine Editors' Choice 2005 > > http://mail.yahoo.com > > > > Jeff Adams > 64 Polara > === message truncated === __________________________________ Yahoo! Mail - PC Magazine Editors' Choice 2005 http://mail.yahoo.com