Main Cap Fastener Kits

Special order — contact us for detailsDescription: The ARP Main Bolt Kits are designed for use in engine components, specifically within the main s...

Description: This kit includes high-quality main studs and 12-point nuts, crafted to provide a secure fastening solution for 2-bolt mains. The stee...

Description: The studs are crafted from steel and finished with a black oxide coating, providing durability and resistance to corrosion. This kit i...

Description: The Main Cap Stud Kit is designed specifically for GM LS-Series engines, including the 4.8, 5.3, 5.7, and 6.0L variants. This kit feat...

Description: This kit includes high-quality studs and bolts, along with 12-point nuts, suitable for 2-bolt mains. The components are made from stee...

Description: This kit features 12-point nuts and is suitable for 2-bolt mains. Constructed from steel with a black oxide finish, it provides a robu...

Description: This kit includes high-quality components made from chromoly steel, ensuring durability and strength. The black oxide finish adds a la...

Description: The Optitorque Technologies LLC OTT10606 GM LT1 6.2L Main Stud Kit is designed specifically for the GM LT-Series engines. Made from du...

Description: The Optitorque Technologies LLC OTT10531 BBC Main Stud Kit is designed specifically for use with Dart Big M blocks. This kit features ...

Description: This kit features a robust construction with chromoly material and a black oxide finish, ensuring durability and strength. It includes...

Special order — contact us for detailsDescription:This main stud kit groups studs for main-bearing-cap fastening points. Its main-stud designation ...

Description: This kit includes 12-point nuts and is specifically made for 4-bolt mains. Constructed from durable chromoly material with a black oxi...