Ellis Williams EW-446

The Ellis Williams EW446 Model Triplex pump.

LeTourneau Ellis Williams Co.Since 1974, LeTourneau Ellis Williams Company has proven its commitment to advanced mud pump technology.
By emphasizing mud pump performance through innovation design and engineering, they have created reliable mud pumps with high-performance features offered by no other manufacturer:

Extraordinary weight-to-horsepower ratio
100% roller bearing design with fail safe internal lubrication
Durable, all-steel construction
Smallest footprint in the industry
Inherently balanced crankshaft design

Please click on the picture on the right for the EW446 Parts list

exploded view (download)