Home › Forums › Stay Dirty Lounge › Service and Repair Questions Answered Here › head bolt torque exceeded › head bolt torque exceeded August 26, 2019 at 10:44 pm #894369 Richard KirshyParticipant Over-tightening could possibly cause: Warping of the head. Damage to the head gasket. Shearing of the head bolts under load / stress or heat expansion.