The engine of the Yamaha Big Bear 400 breathes through a 33mm Mikuni Carburetor. The guys at Yamahas engineering facility could have easily been drawn by the temptation to sling one of their ...
Hop aboard the 2008 Yamaha Big Bear 400 and hit the trail ... no matter how rough the terrain is. This ATV is really easy to drive thanks to its semi-automatic transmission: the gearbox has ...