The Ford F-250 has a long history, but there are some model years that don't have the best reputation according to owners.

The Roto Cake Pumps are crafted for handling highly viscous liquids ... providing industries a modern alternative to manual methods. Reflecting on the product's reception, Chairman Harish Chandra ...

These pumps are designed with a spacious feed hopper, a separate compression zone, an auger feed screw with enlarged diameter & extended pitch, making them ideal for conveying highly viscous media.