ARP Main Bolt sw20 Where this gives all the

Where this gives all the space you will need yet keeping the boot water tight

and rev higher than your engine was designed to rev from the factory in stock trim

Lambda & Idle Control

10mm thick

Extensive testing has proven Eagle's two-piece forging superior to any one-piece forging on the market

ARP Main Bolt sw20 Where this gives all theProduct Description There are many important reasons to use ARP main bolt kits, including the elimination of main cap walk and fretting, as well as protecting the threads in your engine block. These studs are manufactured in our own factory using the best materials, processes, designs and engineering. Every ARP main bolt kit exceeds the most stringent aerospace specifications. All kits come complete with hardened parallel ground washers and aerospace