"This Pacer Self-Priming Chemical/Water Pump with 2in. ports is excellent for agricultural chemicals, including liquid fertilizer, fresh water and salt water. Great for transfer, irrigation, dewatering in flood conditions, aquaculture and more. Built for a long life of service with EPDM elastomers, carbon/ceramic shaft seal faces and a powerful Honda GX160 commercial-duty engine. Self-Priming Yes, Dimensions L x W x H in. 21 x 17 x 15, Suction Port in. 2, Impeller Shaft Polyester, Max. Total Head ft. 120, Seals Carbon/ceramic, Flow GPH 12,000, Discharge Port in. 2. Easy-start Honda GX160 commercial-duty engine Corrosion-resistant glass-filled polyester construction EPDM elastomers for ag. chemicals, fresh water and salt water Female NPT ports"