2001 99-01 YAMAHA YZ250 OEM RIGHT MOTOR CRANKCASE CRANK CASES BLOCK READ DESC!Condition: Used This right crankcase is in good condition and shows normal signs of wear. Drain plug has been welded as shown, when engine was assembled it did seal somewhat but would leak slowly when sitting running etc., and will need to be correctly welded repaired to seal properly. All sealing surfaces and threaded holes fully intact. Crank housing has a minor amount of wear marks from crank making contact, nothing major and is pretty minor. Case