brand new box 247-5402 ARP 12valve cummins fits 89/mid 90,s
ARP 247-5402 Cummins 12 Valve Main Stud Kit
ARP 300-8391 12 Point Nuts 3/8"-24 RH Thread ARP pack of 10
ARP 100-1209 12-Point 3/8" x 1.00 UHL Header Bolt Kit - 12 Piece Stock, Black
ARP #100-1402 12 Point 3/8" Stud x 1.670" Overall Long Header Stud Kit Set Of 12
ARP 134-3701 12 Point High Performance Cylinder Head Bolt Kit for Chevy SBC 350
ARP 400-8330 12-Point 5/16" Stainless Steel Nuts 1/4"-28 Thread (Pack of 10)
