hi maybe plugs are to cold and need hotter plugs.then again if its running rich with to cold a plug in the cold weather may act the same way. just a thought. thanks jack 63 polara 500 ht 446 with max wedge top end 65 dodge coronet 440 convertible ----- Original Message ----- From: "Gary H." <spigot2039@xxxxxxxxxxx> Date: Tuesday, December 15, 2009 17:52 Subject: Re: 383 running rough? To: 1962to1965mopars@xxxxxxxxxx > > > Just to clarify, the message below was from Jim Altemos; I > forwarded it to the Mail List. > > Thanks, > Gary H. > > -----Original Message----- > > > >Thanks Steve. > > > >My carb is a 1965 Carter AFB 3858S. Do you have spec info > on that? > > > >Again, I'm no expert. But I'd have thought anything choke > related>would clear up after the choke opens all the way. > The first time I > >ran it, it cleared up after 10 minutes; I think long after the choke > >would have opened full. The second time after starting > cold, it ran > >rough for 5 minutes before I shut it down. > > > >I'll try again tonight since it's a little warmer and I'll pay closer > >attention to the choke. > > > >Maybe it's too rich to start with? Is there anything > other than the > >choke that could cause it to 'miss', and then get better as it gets > >warmer? > > > >- Jim > >Jim Altemose, Long Island, NY > > > >>> > >>> From:Steven Charette > >>> To: 1962to1965mopars@xxxxxxxxxx > >>> Subject: RE: 383 running rough? > >>> Date: Dec 13, 2009 12:42 PM > >>> > >>> Jim, > >>> Sounds like it's > rich when the choke is on (cold). Depending on > >>> which AFB you have there is a cold setting spec > > > >... > > > > > > > ---- > 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. > -- > > -- [Non-text portions of this message have been removed] ---- 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.