OPTITORQUE TECHNOLOGIES LLC GM LS Head Stud Kit w/2004 & later Heads

Cylinder Head Stud Kit - Patriot Series - 12 Point Nuts - Chromoly - Black Oxide - GM LS-Series - Kit

OPTITORQUE TECHNOLOGIES LLC GM LS Head Stud Kit w/2004 & later Heads

Cylinder Head Stud Kit - TorqueMaster Series - 12 Point Nuts - Chromoly - Black Oxide - GM LS-Series - Kit

OPTITORQUE TECHNOLOGIES LLC 12mm Flat Washer 1pk 22.2mm (7/8) OD

Flat Washer - 12 mm ID - 0.875 in OD - 0.125 in Thick - Steel - Black Oxide - Each

OPTITORQUE TECHNOLOGIES LLC Head Stud Kit 12mm Cummins 12V 89-98

Cylinder Head Stud Kit - Patriot Series - 12 Point Nuts - Chromoly - Black Oxide - Dodge Cummins - Kit

OPTITORQUE TECHNOLOGIES LLC 1/2 - 20 12Pt Nut 1pk

Nut - 1/2-20 in Thread - 5/8 in 12 Point Head - Steel - Black Oxide - Each

OPTITORQUE TECHNOLOGIES LLC 7/16 - 20 12pt Nut 1pk

Nut - 7/16-20 in Thread - 1/2 in 12 Point Head - Steel - Black Oxide - Each

OPTITORQUE TECHNOLOGIES LLC 5/16 - 24 12pt Nut 1pk

Nut - 5/16-24 in Thread - 7/16 in 12 Point Head - Steel - Black Oxide - Each

OPTITORQUE TECHNOLOGIES LLC 1/2 Flat Washer Steel .875 OD 1pk

Flat Washer - 0.5 in ID - 0.875 in OD - 0.125 in Thick - Steel - Black Oxide - Each

OPTITORQUE TECHNOLOGIES LLC 9/16 - 18 12-pt Nut 1pk

Nut - 9/16-18 in Thread - 11/16 in 12 Point Head - Steel - Black Oxide - Each

OPTITORQUE TECHNOLOGIES LLC 9/16 Flat Washer Steel .988 OD 1pk

Flat Washer - 0.563 in ID - 0.988 in OD - 0.125 in Thick - Steel - Black Oxide - Each