1982 Yamaha XJ 650 "crankcase" Questions

fuel coming through the crankcase of a 650 yamaha engine carbueretor floats stuck open allowing the fuel to pass thru freely and into the intake system in which it the goes to the crankcase as it ...

...vent that could be plugged? If so, where is the vent? Thanks I think what you are looking at is the crankcase vent line.....the blowby gases from the engine flow into the airbox to be burnt with the ...

...cap for adding oil....now look directly below and you will find a round window on the side of the crankcase down low. Usually Yamaha has two marks on the crankcase beside the window for Min and Max ...

oil leaking into airbox Over filled crankcase oil or gas in your oil due to leaking carbs making its way into the engine.

1981 Yamaha xt 250 exessive oil buildup in air box cud be from the crankcase vent hose-many years on it--chec also carb cause it maybe commin from cylinder-bad rings on piston

...would be gas in the oil and what i can do to fix it? Thanks!!! -Alex The carbs overflowed into the crankcase, happens every time a carbed bike sits for a long time. The carbs will need to be ...

...also at the front but underneath, the filter is above it.... oil capacity should be molded into the crankcase next to the oil filler cap use stadium yamaha website for exploded views on all parts of ...

...loose drain bolt or cracked side cover. If you have significant blow by it may be pressurizing the crankcase and forcing oil past the seals. Caused by sticky rings or bore wear. If the rear ...