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FOR SALE Carter AVS 4640SA

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rt-man

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Carter AVS 4640SA. Originally for a 1969 440 with auto trans and AC. I rebuilt it, put it on a 340, didn't run well. $120 plus shipping. Northern MA 01450. Thanks.

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The origional Carter AVS that you indicate, #4640 SA for a 440 engine with A/C DID NOT HAVE A HOT AIR CHOKE, because Mopar used a divorced choke mounted on the manifold. BTW....the carb shown in your pixs is missing the bowl vent lever and cover, located on the throttle lever side .... and is missing the choke pulloff diaphragm and link assembly. The body casting looks to be from a Edelbrock or Carter AVS for a GM application....??? Just my observation of course....
BOB RENTON
 
The origional Carter AVS that you indicate, #4640 SA for a 440 engine with A/C DID NOT HAVE A HOT AIR CHOKE, because Mopar used a divorced choke mounted on the manifold. BTW....the carb shown in your pixs is missing the bowl vent lever and cover, located on the throttle lever side .... and is missing the choke pulloff diaphragm and link assembly. The body casting looks to be from a Edelbrock or Carter AVS for a GM application....??? Just my observation of course....
BOB RENTON


What I'm curious about is that the base casting number is correct and has not been restamped. The
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SA would indicate a service replacement "but" the date code is E7 which does not coincide with the 69 model year.Also,the heated choke can be used on any AVS/AFB in lieu of original mechanical choke.
 
What I'm curious about is that the base casting number is correct and has not been restamped. TheView attachment 1030562 SA would indicate a service replacement "but" the date code is E7 which does not coincide with the 69 model year.Also,the heated choke can be used on any AVS/AFB in lieu of original mechanical choke.

IMO...
The base may have been restamped. The origional Mopar Carter AVS for the indicated model year NEVER used a hot air choke coil (as I have an original)...as I noted, Mopar used a divorced choke coil mounted in the manifold thru an including 1973 model. The Carter Thermoquad was introduced in 1972 (?) On the 340 inch engine. The body casting shown was specific to the integral hot air choke coil assembly. In addition, the origional Mopar Carter AVS base was NOT drilled to accomodate both mounting configurations, AND only the origional Mopar manifold spacing. Likewise, Mopar AFB/AVS carbs from '65 - '72, with the exception of the REAR HEMI carb which were hot air operated, and in '71 which was manually operated, were divorced chokes....not hot air choke coil controlled. Just my opinion of course.
BOB RENTON
 
IMO...
The base may have been restamped. The origional Mopar Carter AVS for the indicated model year NEVER used a hot air choke coil (as I have an original)...as I noted, Mopar used a divorced choke coil mounted in the manifold thru an including 1973 model. The Carter Thermoquad was introduced in 1972 (?) On the 340 inch engine. The body casting shown was specific to the integral hot air choke coil assembly. In addition, the origional Mopar Carter AVS base was NOT drilled to accomodate both mounting configurations, AND only the origional Mopar manifold spacing. Likewise, Mopar AFB/AVS carbs from '65 - '72, with the exception of the REAR HEMI carb which were hot air operated, and in '71 which was manually operated, were divorced chokes....not hot air choke coil controlled. Just my opinion of course.
BOB RENTON

Bob,
Hot air choke is easy to install on any AFB/AVS,example,my 62 wagon,carbs are 3258/3259 AFB 62 300 H ,I went this route,very easy to do as the inline 300 H intake has no provision for divorced choke.On another note,if that base was re stamped,I'm amazed at the quality of the stamping including the correct font.Also,if you look at the picture I posted,you can see the hole recently drilled,no where near what it would have been when the body was originally cast.

Just saying.

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I'm aware of the how to, especially for the older Mopar applications. Even the old MaxWedge applications used a MANUAL cable operated manual choke (Carter 3705 )....but...since the original carb was billed as from a '69 440 engine and had the incorrect date stamp AND had a hot air choke coil assembly, prompted my comment. In addition to the drilling of the mounting base flange, which was done after the fact is obvious. Re-reviewing the pixes again, someone removed one of the factory closing plugs above the right side idle mixture screw. This closing plug seals the manufacturing drilling of the off idle fuel transfer passageway and idle mixture system system. Perhaps to the uneducated, everything is ok....but just not me. Just my opinion of course.
BOB RENTON
 
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