MACE 12MM HEAD STUD KIT TO SUIT FORD FAIRMONT BA BF BARRA 182 190 E-GAS 4.0L I6Mace heavy duty 12mm cylinder head stud kit is made from aircraft quality 8740 high tensile strength chromoly steel and cold forged to ensure molecular integrity. This stud kit's contents are heat treated prior to thread rolling and machining and are rated at a whopping 190,000 psi. It comes complete with 12 point nuts and hardened parallel washers for an even load distribution and accurate torque readings. This Head stud kit suits Ford Falcons and