ARP Diesel Main Stud Kit 07.5-18 Dodge 6.7L Cummins 247-5405
There are many important reasons to use ARP main stud kits including the elimination of main cap walk and fretting, as well as protecting the threads in your engine block. All kits come complete with hardened parallel-ground washers and high quality nuts. The studs are manufactured from 8740 chrome-moly steel, heat-treated in-house to 200,000 PSI tensile strength, and precision J-form threads rolled after heat-treat to create a fastener that has threads 2000% stronger than others.
IMPORTANT NOTE:
- Must be used in conjunction with a factory girdle.
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Shipping & Returns

ARP Diesel Main Stud Kit 07.5-18 Dodge 6.7L Cummins 247-5405
ARP Diesel Main Stud Kit 07.5-18 Dodge 6.7L Cummins 247-5405
There are many important reasons to use ARP main stud kits including the elimination of main cap walk and fretting, as well as protecting the threads in your engine block. All kits come complete with hardened parallel-ground washers and high quality nuts. The studs are manufactured from 8740 chrome-moly steel, heat-treated in-house to 200,000 PSI tensile strength, and precision J-form threads rolled after heat-treat to create a fastener that has threads 2000% stronger than others.
IMPORTANT NOTE:
- Must be used in conjunction with a factory girdle.
Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
There are many important reasons to use ARP main stud kits including the elimination of main cap walk and fretting, as well as protecting the threads in your engine block. All kits come complete with hardened parallel-ground washers and high quality nuts. The studs are manufactured from 8740 chrome-moly steel, heat-treated in-house to 200,000 PSI tensile strength, and precision J-form threads rolled after heat-treat to create a fastener that has threads 2000% stronger than others.
IMPORTANT NOTE:
- Must be used in conjunction with a factory girdle.


















