New yamaha run in question

shannon allan

Recruit
Joined
Jul 1, 2010
Messages
1
Hey just bought new yamaha cv 40 2 stroke was told by dealer to run in at 50/1 oil ratio then switch to 100/1 after a few tanks after 1 tank read manuel and noticed yamaha recommend 25/1 then switch to 100/1,do you think any damage could have sustained from this and also 100/1 seems like a very lean mix to me any advise would be much appreciated.
 

robert graham

Admiral
Joined
Apr 16, 2009
Messages
6,908
Re: New yamaha run in question

50 to 1 is the ratio, after using double the oil during the break-in period. Probably and hopefully you've done no damage.
 
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