clean Holley 2 bbl carb

I have a clean used holley 2 bbl carb-- do not know what it came from the tag says 40093:4287053:0444---under side throttle body cast says 6r-5601b.
carb is extremely clean. consider this a core-- came with a truckload of parts.
$65 including shipping to the us(will ship anywhere) thanks Lawrence