If your yamaha 90hp water pump has been neglected for some time it may also be necessary to replace one or both halves of the water pump housing.
Yamaha outboard water pump replacement instructions.
The yamaha motor water pump needs to be replaced about once a year to be maintained.
Four stroke outboard families.
The most accurate and specific maintenance interval information for your particular outboard will be found in your owner s manual.
High thrust 60 50 25 9 9 hp.
After each use especially in salt or brackish water.
This prop free outboard is for shallow water boats.
Owner manuals offer all the information to maintain your outboard motor.
Replacing the water pump will take you about an hour to complete.
This is like part 3 of my yamaha hpdi outboard motor service.
How to change impeller on 2 stroke yamaha 60 70 hp between 1984 and 2001.
Please refer to your owner s manual or consult with your authorized yamaha marine dealer for specific requirements of your engine.
How to change the water pump on a yamaha 90hp outboard this video shows how to change the water pump on a 85 thru115 hp yamaha outboard motor more links to f.
Jet pump outboards for the shallows.
Don t forget to put copper paste on the bolts.
The water pump on your yamaha outboard motor has a special seal over the trim tab that you need to remove in order to access the bolts that hold the water pump in place.
I m installing a new water pump this time.
150hp 115hp 90hp 60hp and 40hp.
So i hope this help you on installing your new water.
The jet drive four stroke yamaha outboard ranges in horsepower.
Two stroke outboard families.