1991 Kawasaki KDX250 OEM L/R Engine Motor Crankcase Crank Cases Block DamagedCondition: Used This crankcase is in very good condition and shows normal signs of wear. Right crank case drain bolt area is broken off as shown where the threads sat, and left crankcase is broken off where clutch cable sits. Both crankcases Will need to be repaired welded in order to seal, and function properly. Gasket surfaces intact no pry marks or damages, and sealed as should. All threaded holes, minus drain bolt threads intact and thread nicely.