This ensures strength and consistent torque readings. Material:8740 Chromoly. Created from aircraft quality 8740 high tensile strength chromoly steel. Fastener Style:Stud. Number Of Bolts Per Cap:4 Bolt.
Speedmaster Main Cap Stud Set PCE287.1004; 12pt Black Chromoly for BBC
Speedmaster Main Cap Stud Set PCE287.1007; 12pt, 2-bolt Chromoly for Ford 351W
ARP Main Cap Stud Set 124-5401; Stud Black Chromoly for Buick 215 aluminum V8
ARP Main Cap Stud Set 154-5403; Stud Black Oxide 8740 Chromoly for Ford 351W
ARP Main Cap Stud Set 156-5802; Stud Black Chromoly for Ford 4.6L, 5.4L 2V/3V/4V
ARP Main Cap Stud Set 156-5401; Stud Black Chromoly 12pt for Ford 4.6L, 5.4L
