Search results

That torque makes more sense for grade 10.9 than 57 flt lbs does. I just looked up the torque, then checked on the chart what grade it would need to be for that torque spec. Still, This is one of those situations where I don't think stepping up to a higher grade of bolt is going to cause any...

You have to make sure it's a grade 12.9 metric bolt. If it's a lesser grade then it won't take that much force. http://www.dansmc.com/torque_chart.htm If it's still breaking then I'd get my torque wrench calibrated. (I know the snap on truck around here has a torque wrench testing tool for...