Used. Carter YF, 1 barrel carburetor top. Casting number 6-723. Your old top should match this number. We don't know what it fits application wise. There is no choke valve.
We only list parts that we believe are in usable condition, but keep in mind this is a used part. Used parts may need to be cleaned, buffed, rebuilt or otherwise worked, in order to be used. Please be aware that carburetor types can have many versions of the same part. We do not guarantee any kind of fit and unless stated, the part may fit only certain carburetor numbers. Do not assume it will fit your carburetor without 1st matching, using the photo provided, or any numbers we have added to the listing. I.E. carburetor number.
No returns on used parts.