Sierra 18-3516 Yamaha Kit w/o Housing 2 Stroke for Outboards 130-200HPSierra water pump repair kit for Yamaha 2-Stroke Outboards.For: VZ200 (3.3L) 2005-09, VZ225 (3.3L) 2003-09, VZ250 (3.3L) 2003-09, VZ300 (3.3L) 2004-09Interchangeable with:Yamaha Outboard60X-W0078-00-00Kit Contains:18-3520 Water Pump Base Outer Plate18-7483 O-Ring18-7485 O-Ring18-3302 Impeller Key18-3519 Water Pump Housing Insert Cup18-3071 Impeller18-0256 Bolt18-0406 Water Pump GasketBolt WasherPin Dowel