Hi folks new to the site but here is my deal.I have a 2000 blaster and torn the engine completely down.Found that the top of case where rod is located after u take jug off there is little lip on front and back and sets down in case little had been worn down some from where piston had broke and had gone down where crank sets not to bad but noticeable for me anyway cleaned entire case see no cracks bends damage of any kind can I still use it thanks