M8 8740 Black Oxide 12-pt Nut Kit

M8 8740 Black Oxide 12-pt Nut KitAvailable in a variety of sizes to suit your needs, all ARP 12 point nuts are constructed from 8740 chrome moly steel or ARP Stainless, and meet ARPs highest standards of quality. Rated at 180,000 psi tensile strength, ARP 12 point nuts are manufactured in thick wall versions for optimum strength and rigidity and thin wall versions for applications with limited space requirements. All 8740 chrome moly steel nuts are black oxide finished and all ARP

while the compact head is easily accessed

in length or more

000 psi tensile strength material where noted

Kits come complete with flat washers

Material 2: ARP2000

limited rule oval track competition and street use

there wasn’t a “poly lock” on the market that you didn’t have to continually tighten

Studs are preferred by many Pro engine builders because they eliminate the chance of pinching gaskets and contribute to easier engine assembly

ARP studs are thread rolled after heat-treat

There are many important reasons to use ARP main stud kits

That’s because Chevy Duramax

and the favoriteof leading professional engine builders in all forms of racing