ARP Vauxhall/Opel 2.0L 16V Main Stud Kit

This ARP Main Stud Kit replaces the factory main-cap fasteners on the Vauxhall/Opel 2.0L 16V engine with high-strength studs for more accurate, repeatable clamp load and better main-bearing alignment under high power. Includes studs, hardened parallel-ground washers, and nuts.