Amerind-MacKissic Mighty Mac #PS-322T pull behind sprayer. 22-gallon tank. 3-Hp Briggs & Stratton gas engine. Twin piston pump rated 3 gpm @300 psi. Includes manual & spare wand. In dirty condition but engine has good compression and carb is clean but it has no spark (points/condenser have never been changed). Pump rotates freely. Was winterized when put away but has not been used in years. Was used for fruit tree spraying in a backyard orchard.