M10x1.5x24.5mm Time-Sert qty 14 for BMW head bolt #10155 M10x1.5x24.5mm Insert for head bolt thread repair Thread repair insert by Time-Sert Used in BMW kit p/n 1090 search B00IDBYXGU sold separate M10x1.5x24.5mm Time-Sert also used in VW and Porsche