ARP SB Chevy 3/8 x 1.670" hex header stud kit 100-1412 Water Neck Spacers ARP Main Cap Fasteners 254-5202

ARP Main Cap Fasteners 254-5202

Manufacturer's Part Number: 64125125

King Bearings main bearings Nissan KA24DE

Stealth Ride Part Number: ARP-254-4315

25 x 90 12pt black oxide bolts (673-1011)

ARP SB Chevy 3/8 x 1.670" hex header stud kit 100-1412 Water Neck Spacers ARP Main Cap Fasteners 254-5202ARP SB Chevy 3 8 x 1. 670" hex header stud kit (100 1412) ARP Chromoly Header Stud Kits 100 1412 ARP manufactures a variety of header stud kits to facilitate the installation of your headers. Rated at 170,000 psi, they're much 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.