RCone said:No paul, didn't blow head gasket. Don't want to so would be call preventive. Also would like to know the procedure you used. Could PM with the details? Did you use anti-seize? When u first installed did you only torque to 96? also when retorquing, did you let it cool all of the way down or did you do it slightly warm and lastly have you only retorqued once to the 120lbs?
Roger