The 10P-02 Ten Piston Filling Machine, for use over conveyors, horizontal vacuum formers and tray sealers, is designed for high speed accurate filling of many portion control products such as: guacamole, hummus, cheese, salsa, peanut and nut butters and other condiments. The 10P-02 utilizes an agitated hopper to maintain proper suspension of product and to help feed viscous product. Positive shut off spouts and an adjustable blow off control provides clean accurate filling. Servo actuated, belt driven reciprocating feature shifts the filler for automatic precise filling of multiple compartments within the trays or for filling into multiple rows per index. Servo piston movement and self-contained heat controls are available.