ARP Rocker Arm Studs Chevy Big Block 7/16-20 in. Thread, 1.75 in.
Part #: 135-7201
List Price: $122.30
Our Price: $81.51
You Save: $40.79
Availability: In Stock
Chevrolet Big Block 496cid (8100 Series), ARP High Performance Series rocker arm studs, 7/16-20 in. Thread, 1.75 in. Effective Stud Length, made of 8740 chrome moly forgings and heat-treated to180,000psi. Excellent got E.T Bracket Racing, limited rule oval track competition and street use. Tip ground flush for optimum adjuster seating. ARP 135-7201 Rocker Arm Studs. ARP Rocker Arm Studs 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 arm studs are concentric within .005 T.I.R. thread pitch to thread pitch. They run-in straight and true. Lengths are exact – designed to provide positive seating every time. An extra-large radius base offers greater resistance to flex. Available in both High Performance and Pro Series models. NOTE: Not to be used with OEM-style, self-locking nuts. To be used with ARP’s patented Perma-Loc™ or Shur-loc rocker arm nuts
B: 1.750, overall stud height