What if I don't see any improvement after installation
Brand Part Number Mercury/MerCruiser 91-45497A1 Mercury/MerCruiser 8M0096108 Sierra 18-9847 GLM 90360 Mallory 79811
Install the new O-rings and gaskets from the kit onto the transom assembly and bell housing as per the manufacturer's manual
reducing pumping efficiency
Water Pump Impeller Kit – Fits Yamaha F75, F80, F90, F100 4-Stroke Outboards (Replaces 67F-W0078-00-00) 225HP What if I don't seeProduct Details This aftermarket Water Pump Impeller Kit Fits Yamaha F75, F80, F90, F100 4 Stroke Outboards (Replaces 67F W0078 00 00) is designed for Yamaha 4 Stroke outboard motors including F75, F80, F90, and F100 models manufactured from 19992015. This is a complete water pump repair kit without the housing. It provides a direct interchange for Yamaha 67F W0078 00 00, Sierra 18 3451, Quicksilver 8M6012802, GLM 12275, and AM67F W0078 00. Enables