Features: 1.Outboard water pump impeller is suitable for OMC sterndrives, and suitable for 3.2L 32DAPEAMH, 5.7L 574APEAMH, etc. 2.Replacing OEM numbers for reference are 987176 3854072, and other OE, replacement for  18‑30585. 3.Neoprene impeller is used for sea water pumping such as engine cooling, water delivery, wash down and bilge pumping and other purposes, for fresh or sea water work. 4.You should replace your flexible pump impeller at least once a year or earlier,depending on engine duties.Always carry a spare impeller with you before boating sports. 5.Flexible 12-blade impellers undergo a rigorous quality process to ensure reliable,efficient and durable performance. Specification: Item Type: Water Pump Impeller Material: Nylon and Neoprene Rubber Blades: 12 Blades OEM: 987176 3854072 Other OE: Replacement for 18-30585 Fitment: Suitable for OMC sterndrives. 1992 3.2L 32DAPEAMH 1992 5.7L 574APEAMH 1992 5.8L 584DPEAMH 1992 5.8L 584DPEAMK 1992 7.4L 744CPEAMH 1992 7.4L 744DPEAMH 1992 7.4L 744DPPAMH 1992 8.2L 824BPEAMH 1993 3.2L 32DAPEJVB 1993 5.8L 584DPEJVB 1993 5.8L 584DPPJVB Package List: 1 x Water Pump Impeller Note: 1. Please double check the part number of your item, matching information is for reference only. 2. If you are unsure of the item, please contact us before buying to avoid unnecessary return, thanks!