Sierra International Inc., 18-3371, Water Pump Kit

Sierra’s 18-3371 Water Pump Kit with Housing is designed for use with Yamaha outboard engines. It is the same as Sierra’s 18-3370 Water Pump Kit, but includes the water pump housing. The kit contains: (1) Sierra 18-0239 Water Pump Gasket, (1) Sierra 18-0240 Water Pump Gasket, (1) Sierra 18-3070 Impeller, (1) Sierra 18-3171 Water Pump Housing, (1) Sierra 18-3301 Impeller Key, (1) Sierra 18-7436 O-Ring, (4) Bolts, (1) Insert Cup, (1) Wear Plate, and (1) Water Pump Gasket. It is interchangeable with Mallory 9-48616 and Yamaha Outboard 692-W0078-00-00 and 692-W0078-A0-00. Each Sierra product meets or exceeds the original equipment part it replaces. Fit specific, check part numbers to ensure proper fit.