Dang, you can get my carb off of Ebay for $89.
A quick rebuild and it would be good as new (and I really do like my carb).
HOLLEY 4160 750 CFM 4 BBL CARB CARBURETOR LIST 3310 - 2 | eBay Between the carb, flywheel, clutch package, bellhousing, and valve covers alone, I bet ol' Brent could shave well over a grand off of your first set of rough numbers.
Maybe even two....