New, open/no package. Note the specific aftermarket block for fitment
ARP BBC Main Stud Kit 235-5601
ARP SBC Main Stud Kit 234-5607
ARP BBC Main Stud Kit w/Windage Tray 235-5702
ARP Honda Main Stud Kit 208-5402
ARP Saturn Main Stud Kit - 99-02 1.9L SOHC 165-5401
ARP Mopar Main Stud Kit - All V8's 240-5501
