How JustAnswer Works:
  • Ask an Expert
    Experts are full of valuable knowledge and are ready to help with any question. Credentials confirmed by a Fortune 500 verification firm.
  • Get a Professional Answer
    Via email, text message, or notification as you wait on our site.
    Ask follow up questions if you need to.
  • 100% Satisfaction Guarantee
    Rate the answer you receive.
Ask Tan Your Own Question
Tan, MerCruiser Certified Technician
Category: Boat
Satisfied Customers: 10596
Experience:  40 yrs. experience with complete engine repairs both inboard/outboard and MerCruiser Certified Technician.
Type Your Boat Question Here...
Tan is online now
A new question is answered every 9 seconds

i have a old 115 mercury outboard i need to replace the water

This answer was rated:

i have a old 115 mercury outboard i need to replace the water pump i have the motor off the lower haft how do i get the pump out? thanks

Hi my name isXXXXX will assist you.


Here is the lower unit that the water pump is on # XXXXX thru 36 is the pump parts.Diagram of 115 (6 CYL.) Mercury Outboard(NNN) NNN-NNNNTHRU(NNN) NNN-NNNNGEAR HOUSING ASSEMBLY, COMPLETE (PAGE 1) Diagram and Parts

Customer: replied 4 years ago.
that is a good pic of everything but i still am haveing a hard time seeing how to get it out thanks
The water pump is bolted to the lower unit with 4 nuts and a screw. Remove these fasteners and the pump housing will lift off exposing the pump impeller.
Customer: replied 4 years ago.
im very sorry for not understanding everything do u have a lower housing broke down becouse all i have done is take the motor off i still have all off the lower hafe in one peace thanks again u r being very helpfull
Here is a diagram of the fasteners that have to be removed to get the lower unit off. The areas in red are the fasteners and the area in blue are the pump parts.graphic
Customer: replied 4 years ago.
i would like to thank you so very much. people like u and this web site are very helpfull to people like me that know very little about this kind of thing. thank u so much i see everything now. have a great day
Your welcome...........Thank you..............Tan
Tan and other Boat Specialists are ready to help you

Related Boat Questions