Main Stud Kit, 4-Bolt Main Hex Nut AR135-5606 Product:fits BB Chev Mark V & VI 502 AF9589-2000

AF9589-2000

AF64-2034S

AF42-1103BLK

Features: Adjustable from 4-8 PSI ORB-12 inlet port

Main Stud Kit, 4-Bolt Main Hex Nut AR135-5606 Product:fits BB Chev Mark V & VI 502 AF9589-2000Main Stud Kit, 4 Bolt Main Hex Nutfits BB Chev Mark V & VI 502 AR135 5606 135 5606 There Are Many Important Reaso ns To Use Arp Main Stud Kits, Including The Elimination Of M ain Cap Walk And Fretting, As Well As Protecting The Threads In Your Engine Block. The Stu ds Are Manufactured In Our Own Factory Using The Best Materi als, Processes, Designs And En gineering. Every Arp Main Stud Kit Exceeds The Most Stringen t Aerospace Specifications. Al l