Mercury Mark 10 Home › Forum › Ask A Member › Mercury Mark 10 This topic has 2 replies, 2 voices, and was last updated 3 years, 9 months ago by farmboy71. Viewing 3 posts - 1 through 3 (of 3 total) farmboy71Replies: 14Topics: 5 June 30, 2020 at 7:03 pm #207181 I took my mark 10 apart to change the impeller. I found a rubber piece in the bottom. I can’t figure out where it goes. dave-bernardUS Member - 1 Year (includes $3 online payment fee)Replies: 2014Topics: 30 June 30, 2020 at 7:06 pm #207184 it is the slinger/ it slides down the driveshaft to the top of the water pump. farmboy71Replies: 14Topics: 5 June 30, 2020 at 7:23 pm #207186 Thank you. It has been a couple of years since I did one of these. I could not remember where it went. Viewing 3 posts - 1 through 3 (of 3 total) You must be logged in to reply to this topic. Log In Username: Password: Keep me signed in Log In