40hp Yamaha oil mix?

[Redneck]

I bought a boat with an 01 3 cylinder 40hp Yamaha. The guy I bought it from says he didn't remember the oil mix ratio. Can anyone help?

Also, should I run ringfree in it?

 

[99yam40]

Re: 40hp Yamaha oil mix?

50 :1
Yamaha recommends ringfree

have a look at you owners manual http://www.yamaha-motor.com/outboard/service/viewmanuals/viewmanuals.aspx?ls=outboard