1999
According to the parts list, no, but they should be interchangeable. They just are built for their specific purpose.
The oil capacity for the Yamaha Big Bear 400 is 3.2 quarts. It is recommended you use 10w30 oil in the Big Bear.
The SF-400 was built in Japan.
yamalube 10w30
3.2 quarts
on the left frame in front of the engine.
If one is interested in learning about the Yamaha Big Bear 400 the best place to go would be to the Yamaha website. The individual(s) could also go to their local Yamaha store in their area and the salesmen there could share a wealth of knowledge with them on this topic.
58 foot pounds
To set the idle, adjust the carburetor.
The spark plug gap for a Yamaha Big Bear 400 should be set at .024 inches. A new spark plug may be purchased at an auto parts store with the gap preset.
On a 400 Yamaha Big Bear ATV, the gas filter is typically located in the fuel line, near the carburetor or fuel petcock. To access it, you may need to remove the seat and fuel tank, depending on the model year. Always refer to the owner's manual for specific guidance on your ATV's configuration.