Fill-Rite Aluminum 4-Wheel Mechanical Meter 40 gpm 1The 901C Mechanical flow meter has a large easy to read display, flow ports can be positioned vertically or horizontally, UL cUL listed, handles fluid of any viscosity, rated for gasoline, diesel, kerosene, mineral spirits, Stoddard solvents and heptane. Fill Rite meters provide precision and durability in a cost effective design. The 901C meter is a 4 wheel mechanical meter designed for transfer pumps with a flow rate of 6 to 40 GPM. This meter has a