RA Power Solutions suggests that whenever a seizure of bearings takes place, it is important that crankshaft hardness is checked, and presence of crack should also be checked either by the dye penetrant process or Magnaflux. For more information,Please email us at [email protected] or +91 9582647131. https://www.marineengine.in/blog/2016/05/21/importance-of-hardness-in-crankshaft/