Follow your engine's service manual to relieve pressure from the fuel line
The original OEM VRO pump mixes oil and fuel together (Variable Ratio Oiling)
and hardware required to rebuild your water pump assembly
which these are
Installs directly to the anti-ventilation plate via a bolt-on connection (requires drilling)
Water Pump Impeller Repair Kit – Fits Yamaha 60-90 HP 2-Stroke (Replaces 692-W0078-00-00, 692-W0078-02-00) 135-350HP Follow your engine's service manualProduct Details This complete Water Pump Impeller Repair Kit Fits Yamaha 60 90 HP 2 Stroke provides everything needed to restore your outboard's cooling system. It is designed for a wide range of Yamaha 2 stroke outboards from 60 HP to 90 HP, covering model years from 1984 to 2009, including C75, E75, P75, C80, C85, B90, and C90 models. The kit serves as a direct replacement for Yamaha OEM part numbers 692 W0078 00 00, 692 W0078 01 00, 692 W0078 02