All OEM Mercury/Mercruiser parts we sell on www.mercruiserparts.com ship from our warehouse in Pompano Beach, Florida. We are just 40 miles north of Miami.
You can see how long UPS ground will take by visiting the UPS time in transit map from our zip code, 33069, here: https://www.ups.com/maps/results?loc=en_US
The factory does not drop ship.
We pride ourselves on being the largest Mercury parts stocking dealer in the U.S., so there's a good chance your order will ship the same day if you place it Monday-Friday before 11 a.m. eastern time.