High Perf. 2-pack Rocker Arm Studs for Mark V

High Perf. 2-pack Rocker Arm Studs for Mark VHigher Performance Series: Made of 8740 chrome moly forgings and heat treated to 180,000 psi. Excellent for E. T. Bracket Racing, limited rule oval track competition and street use. If you have ever installed a rocker stud into a cylinder head and watched it wobble as it screwed in you knew from the beginning that the rocker geometry was going to be inconsistent all over the place. ARP rocker studs are concentric within . 005 T. I. R. thread pitch to

12-point head design and larger than stock shank diameter for increased strength andimproved flywheel register

while the compact head is easily accessed

square drive forged into bolt head

and meet theARP “ZERO defect – ZERO failure” quality standard

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

the bolt should be replaced immediately

000 psi and precision machined for optimum thread engagement

Not to be usedwith OEM-style

Higher Performance Series: Made of 8740 chrome moly forgings and heat-treated to 180

All High Performance Series bolts are 180

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

Finish 2: Polished