Ideal for applications such as open-pit dewatering, well point dewatering, low volume bypass, cleaning manholes, and bentonite slurry transfer. Powered by a Honda 118cc Commercial Grade OHV engine. Air cushion chamber reduces pulsation in the suction line. Dry, self-priming for convenient quick-starting pumping. 3" NPT suction and delivery ports for easy hose connection. Special rock channel allows large solids to pass quickly through the pump. Comes with 2 3/8" steel strainer. Diaphragm material made of neoprene with nylon cloth. Valve material is neoprene with cast iron insert. Dimensions: 31.5"(L) x 30.5"(W) x 25.7"(H).