ARP 1355601 4-Bolt Main Stud Kit

Product description

• Main studs are designed to meet the exacting standards and demands of professional engine builders
• Manufactured from 8740 chrome moly steel
• Rated at 200,000 PSI, which is considerably stronger than Grade 8 hardware
• Rolled J-form threads are 1000% stronger than other threads
• Main studs are recommended over main bolts for a number of reasons, including more accurate torque readings and easier engine assembly