Not really. The engine is large for an air cooled ATV but it has an oil cooler and a fan. However, if the engine is not kept clean and or the fan and oil cooler don't work properly it will overheat quite soon. So that's the only problem to be aware of.
looking for valve adjustment for a 1998 600 Grizzly by Yamaha
0.031 to 0.035"
You can use 10W30 or 20w50.
no rev limiter on 98 model
Go to your local dealer and pick-up the parts you need and half a brain.
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.
Most likely, if the 1998 is a 250 also
The dry weight of a 1998 model, 200 hp Yamaha outboard is 419 lbs.
20 foot pounds for the head of a Yamaha blaster
The dry weight for a 1998 model, 115 hp Yamaha is listed at 330 - 365 lbs., depending on the particular model.
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.