Yamaha Water Pump Kit - 6CJ-W0078-00 (No Housing)

This complete water pump impeller service kit is designed for Yamaha 4-Stroke outboard models, specifically the F40 (6CY) from 2011–2016 and the F70 (6CJ) from 2010–2016. It includes all necessary components to service and rebuild the lower unit water pump assembly, ensuring optimal engine cooling. This kit is a direct replacement for Yamaha OEM part numbers 6CJ-W0078-00-00 and 6CJ-W0078-01-00. It also cross-references with Sierra 18-3494 and Forestity 6CJ-W0078-00. Includes a high-performance neoprene impeller, gaskets, plates, and seals for a complete overhaul.