Home > Performance Catalog > Engine Parts > Studs, Nuts & Washers Studs, Nuts & Washers 3.8 Studs 3.8 Chrome Moly Head Studs 3.8 Main Bearing Studs 4.2 Studs 4.2 Chrome Moly Head Studs - 1965-68 4.2 Chrome Moly Head Studs - 1969-71 4.2 Main Bearing Studs