AFAIK '9510S' would indicate an aftermarket 500cfm. 9000 series AFBs are aftermarket, the '5' is for 500 cfm. Assuming 100% VE, 500 cfm would equate to a 304 at 5684 rpm. : ) Ken Quoting Armand Eshleman <aje1@xxxxxxxxxxxxxxx>: > hey fellow listers, > > sounds like a ship rolling over doesn't it.........listers.......ha > > Anyway, I'm working on the rebuild of a Carter AFB. I don't know it's > origins, other than is was on a 79 304 with a cast iron four barrel intake. > The engine had a mild cam too. > > I think the AFB may have come from a 68 or 69 290 or 343. > > Unfortunately there's no tag on the carb for identification, so it has been > rebuilt al least once. > > Here are the numbers stamped on the base of the carb, passenger side in > front. 1B4 9510S > > base of carb passenger side behind choke coil. cast in numbers 0 - > 2916 with a big X under that > > passenger side linkage that operates the secondaries but mounted on the > primary linkage shaft are numbers 139 > > on the drivers side of the carb in the base is cast the number 3 > and a R in a circle > > on the linkage mechanism for the fast idle cam on the drivers side are the > numbers 181-455 > > It does have the AMC throttle linkage ball for the socket on the throttle > cable. > > Primary butterflys have the number > > 10 with a little zero after it and 2-185 > > secodary butterflys have the number > > 2-281 > > Any help that can indentify this carburetor or give me some clues will be > greatly apprciated. > > Questions > > 1. The primary butterfly's shaft has some play in it. Will this cause > problems? > > 2. There is a 1/4" od tube for the choke pulloff, should I connect that to > the 3/8" od tube on the top of th ecarb passenger side? > > 3. There is a 3/8" od tube on the carb top passenger side that is for > thebowl vent, should I just leave that tube open to atmosphere or should it > be filtered or ran somewhere to prevent crap from getting in the bowl. > > 4. There is a 3/8" od tube at the back and front of the carb, back one is > threaded into place front is pressed in. > back one goes to PCV valve correct?? > what is the front one for?? > 5. There are two 1/4 inch od tubes on either side of the idle mixture > screws, one goes to the vacuum advance for the distributor, does it matter > which one? > What does the other one do? get plugged off ? > > 6. Where should the power for the electrci choke come from?? I assume I'll > have to add that in as 70 Javelins had automatic chokes instead of electric. > > My plan is to put this on the white Javelin with a performer intake under > it. I have the cam out of the 79 304, I've been thinking of putting it in > the Javelin's original 1970 304 with new lifters. What are your thoughts on > that idea? > > Thanks for for your help and opinions offered. > > Armand > > _______________________________________________ > AMC-list mailing list > AMC-list@xxxxxxxxxxxx > http://list.amc-list.com/listinfo.cgi/amc-list-amc-list.com > _______________________________________________ AMC-list mailing list AMC-list@xxxxxxxxxxxx http://list.amc-list.com/listinfo.cgi/amc-list-amc-list.com