Between 5 and 20 depending on your wieght, If you wiegh 100 lbs you might want 5 wieght and if you wiegh 300 lbs you would use 20 wieght
The dry weight of a 1998 model, 200 hp Yamaha outboard is 419 lbs.
10w40
The dry weight for a 1998 model, 115 hp Yamaha is listed at 330 - 365 lbs., depending on the particular model.
looking for valve adjustment for a 1998 600 Grizzly by Yamaha
Most likely, if the 1998 is a 250 also
20 foot pounds for the head of a Yamaha blaster
The 1998 model, Yamaha 250 hp outboard, requires an NGK BR9HS-10 spark plug, gapped to .039 in.
The 1998 model, 115 hp Yamaha outboard, requires an NGK BR8HS-10 spark plug, gapped to .039 in.
if the 87 is a warrior yes
5W30 weight in the winter months and 10W30 in the hot months.
The 1998 Yamaha Grizzle 600 all terrain vehicle has an oil capacity of 2.1 quarts. The weight of the oil varies depending on the temperature in which the vehicle is usually operated.
100:1