ARP Header Stud Kit - 3/8" x 1.670" OAL (16) Header Fasteners, Studs, External 12-Point, Black Oxide, BB Ford DX2155K 06" hub register to center

06" hub register to center most rotors and drums

1/8 in NPT Female x 4 AN Male x 4 AN Male

1978-1981 Oldsmobile Cutlass Calais

all in a lightweight Karting shoe

ARP Header Stud Kit - 3/8" x 1.670" OAL (16) Header Fasteners, Studs, External 12-Point, Black Oxide, BB Ford DX2155K 06" hub register to centerARP header stud kits facilitate the installation of your headers. Rated at 170 000 psi they're stronger than stock and will last under even the most severe conditions. Each kit includes the specific number of parts required for the desired application plus premium quality washers and either hex or 12 point nuts. ARPs product line contains thousands of part numbers, and has expanded to include virtually every fastener found in an engine and driveline.