This Bulleit Bourbon clone kit makes 5 gallons of wash between 10-12% ABV. This kit typically produces around 1 gallon* (3.7 liters, or around five 750ml bottles) of finished spirit.
*You will usually get between 0.8 gallons (4000mls) and 1.2 gallons (5000mls) based on mash efficiency, your still, and your aging technique.