3/8-24 x 2.250 12pt 7/16 wrenching black oxide bolts

3/8-24 x 2.250 12pt 7/16 wrenching black oxide boltsMaterial: 8740 Chrome Moly Finish: Black Material 2: Finish 2: Origin: USA

as well as protecting the threads in your engine block

you will note that gaskets and cylinder headsliterally glide into position and are perfectly aligned – somethingthat won’t happen with inferior quality head studs

To be used with ARP’s patented Perma-Loc™ adjusters

ARP solves the problem by offering stronger head studs that are designed for higher clamping loads

ARP has you covered with our 180

Not only will these premium quality ARP fasteners help prevent intake manifold leaks

as are some of the more popular metric sizes

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

One of the more aggravating things found in many high performance engines is constantly having to re-adjust rocker arms

each stud is placed verticallyinto special racks and precisely heat-treated to 190

This procedure (done only to the shorter studs)more equalizes the “stretch” of both studs

000 psi and High Performance Series that are rated at 180