Acura Main Stud Kit - B18A1/B1. This Acura Main Stud Kit for B18A1/B1 engines is manufactured from high-strength chromoly alloy 8740 with an oxide finish for durability and corrosion resistance. Designed for 2-bolt main applications, it includes 12-point fasteners, washers, and assembly lubricant to ensure precise and secure engine assembly.
