Replacing Piston - Yamaha Outboard Parts Forum

Buy Yamaha Outboard Parts

If this is your first visit, be sure to check out the FAQ by clicking the link above. You may have to register before you can post: click the register link above to proceed. To start viewing messages, select the forum that you want to visit from the selection below.

X

junaidi

Member

Join Date: May 2010

Posts: 76
- Share
- Tweet
#1

Replacing Piston

06-06-2010, 07:03 AM

Can i replace piston and ring no 1 just by from the cylinder head?If yes can anybody give me some tip step by step.My engine is yamaha 85hp and the no 1 cylinder is lack of compression.Diassembling the powerhead required a lot of work ,i think.tq
Tags: None
99yam40

Senior Member

Join Date: Dec 2024

Posts: 15115
- Share
- Tweet
#2

06-06-2010, 08:52 AM

no, you will need to pull power head
Comment
junaidi

Member

Join Date: May 2010

Posts: 76
- Share
- Tweet
#3

06-07-2010, 07:40 AM

ok.what is the standard turn for the needle that attached with the spring at the carburetor.some told me,screw full in than turn back out 1 1/4 turn.is it correct?
Comment
99yam40

Senior Member

Join Date: Dec 2024

Posts: 15115
- Share
- Tweet
#4

06-07-2010, 08:09 AM

All depends on the model # and year
Comment
junaidi

Member

Join Date: May 2010

Posts: 76
- Share
- Tweet
#5

06-07-2010, 10:10 PM

yamaha 85hp 2 stroke AE 688,year 1992 or 1993.thats all i know

Last edited by junaidi; 06-07-2010, 10:13 PM.
Comment

Previous template Next

Working...

X