M9in ARP Polished Stainless Steel 12-pt Nut Kit

M9in ARP Polished Stainless Steel 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

Facilitates optimum sealing of gasket surfaces

the harmonic damper absorbs incredible amounts of kinetic energy

000 psi (which is 15%stronger than Grade 8) and kits come complete with hardened parallel-ground washers

Material: Custom Age 625+

They’re designed to make it as easy as possible to install a pan and seal it properly

L19 is a very high strength material compared to 8740 and ARP2000 and is capable of delivering a clamp load at 260

ARP studs are thread rolled after heat-treat

For this reason

all ARP main bolts feature a reduced renching head

ARP sprint car drive pins feature a broached hex for ease of installation and proper pre-load while the rounded end facilitates quick

threadpitch to thread pitch

enabling the rotationof an engine with any 1/2