designated as a whole by the reference numeral 10 and embodying the principles of the present invention assembly 10 includes a pilot actuated valve spool generally designated as 12 and a main spool valve generally designated as 14 the valve assembly 10 may be employed in a hydraulic circuit to control fluid for powering a motor generally designated in fig1 as 16 the motor 16 and the hydraulic circuit including the valve assembly 10 may be used to propel a vehicle such as a golf green mower the motor 16 may be powered in the forward neutral reverse and fast forward or transportation modes depending on the direction and volume of the flow of the fluid used to power the motor 16 the valve assembly 10 controls the operation of the motor 16 by controlling the flow of pressurized fluid from fluid sources such as for example pumps 18 and 20 by controlling the volume and direction of fluid flow from the sources 18 and 20 to the motor 16 the mode of operation forward fast forward reverse or neutral of the motor 16 is controlled the assembly 10 illustrated as mentioned may be employed to power a motor that in turn propels a vehicle such as a golf green mower in this assembly 10 the second fluid.