From my research it appears 319 is the model that replaces this older 327. Quality USA Made Very Strong 12v Air Pump. The item "12V Thomas Compressor Air Ride RV Air Brake/Truck Air Horn 327 CDC Louisianna" is in sale since Monday, December 21, 2020. This item is in the category "Business & Industrial\Hydraulics, Pneumatics, Pumps & Plumbing\Pumps & Pump Accessories\Vacuum Pumps\Other Vacuum Pumps".The seller is "pnkpoodles3" and is located in Braidwood, Illinois. This item can be shipped to United States.