ARP

For Use With 2.2L GM Ecotec; 12 Point Nuts With Undercut Studs; Black Oxide; Chrome Moly

For Use With 6.6L GMC Duramax LP5; 12 Point Nuts; Black Oxide; Chrome Moly; ARP2000

For Use With Gen III/ LS Series Chevy Small Block; 1.075 Inch Under Head Length; 11 Millimeter x 1.5 Thread Strength; 200000 PSI Tensile Strength

For Use With General Motors; 0.590 Inch Under Head Length; 10 Millimeter x 1.5 Thread Size; With Washers

For Use With Chevrolet V6 And V8 Engines; 3/8 Inch Diameter; 1.375 Inch Length; Black Oxide; Chrome Moly With 12 Point Heads

For Use With Chevrolet V6 And V8 Engines; 3/8 Inch Diameter; 1.375 Inch Length; Black Oxide; Chrome Moly With Standard Hex Heads

For Use With General Motors; 0.590 Inch Under Head Length; 10 Millimeter x 1.5 Thread Size; With Washers

Universal; 3/8 - 16 Inch Thread Size; 1.000 Inch Length; 12 Point Head Type; Stainless; Natural; Stainless Steel; Set of 12

Universal; 3/8 - 16 Inch Thread Size; 1.000 Inch Length; 12 Point Head Type; Stainless; Natural; Stainless Steel; Set of 16

Universal; 3/8 - 16 Inch Thread Size; .750 Inch Length; Hex Style Head Type; Black Oxide; Black; Chrome Moly; Set of 12

Universal; 3/8 - 16 Inch Thread Size; 1.000 Inch Length; Hex Style Head Type; Black Oxide; Black; Chrome Moly; Set of 12

Universal; 3/8 - 16 Inch Thread Size; 1.000 Inch Length; Hex Style Head Type; Black Oxide; Black; Chrome Moly; Set of 16