Step 1 Drain it
Step 2 fill with 2 stroke oil
20.5 oz
i have ran 6ounces of 2 cycle oil to 1 gallon of gas
20/50 w Yama oil is what i use
10w-20
retared
retared
where is the oil filter on a 1989 yamaha motto 4
lowest possible point on the engine
An 1986 model Yamaha outboard requires a 50:1 ratio, roughly one pint of 2 cycle oil, to six gallons of fuel.
Change the oil.
the front fork oil leval is to be set at 130mm from the top of the fork (air gap)..with the fork spring out ..and the fork fully collapsed ....
with your hands