Product Overview
ARP 4001403 Header Studs with 12-Point Nuts, Polished Stainless Steel, Set of 16, for Select Chevrolet Big Block Engines
- Premium grade stud kit to facilitate installation of exhaust headers
- Rated at 170,000 PSI, which is considerably stronger than Grade 8 hardware
- Studs are 3/8" in diameter and have a 1.670 overall length; 16 pieces
- Manufactured from polished Stainless 300 steel, a proprietary alloy that is impervious to rust and corrosion
- Nuts are compact 12-point style, and premium-quality washers are included
