Re: [AMC-list] carburetor rebuild time

[Ken Ames <ameskg@xxxxxxxxx>]

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
> 
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