ARP Head Stud Kit M50 M52 M54 - DiffLab

ARP Head Stud Kit BMW S54 E46 M3


  • $429

ARP Head Stud Kit to suit BMW S54B32 in the E46 M3 and Z4 3.2L.

Though the instructions do not say so, it is a general belief that these can be torqued to ~10% higher than the ARP specs to achieve more head gasket clamping force. Do not over-tighten more than 10%, and any amount of over-torquing is performed at your own risk.

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