Compact, reliable design. Heavy-duty Honda gas engine with oil sensor. High chrome impeller, cast iron volute casing and stainless steel wear plate. Silicon carbide mechanical seal. Galvanized steel hose couplings provide increased durability and decreased maintenance. Durable rolled-steel frame provides pump/engine with maximum protection, ease of handling or transport and safe operation. Pump/engine set mounted to cage frame on rubber vibration cushions to buffer stress and wear. 2 year commercial warranty.