Brian Tooley Racing Chevrolet Kit Main Stud Kit – 4.5″ Long and 4.75″ Long Studs For Gen III/Gen IV LS Engines

BTR MAIN STUD KIT – 4.5″ LONG AND 4.75″ LONG STUDS – BTR45475

BLOCK MUST BE MACHINED FOR 7/16″ MAIN STUDS. Includes: • (20) ARP 200-8510 – 7/16” ID 13/16 OD black washer • (20) ARP 200-8606 – 7/16”-20 hex nut kit • (10) ARP AP4.750-1LB – 7/16” STUD, 4 3/4″ LONG • (10) ARP AP4.500-1LB – 7/16” STUD, 4 1/2″ LONG • (16) ARP M10AF25-5 – M10AF25-5

Brand

Brian Tooley Racing