With a 7/16" base thread and a 7/16" rocker thread, the Hi-Tech stud features rolled threads for maximum contact and a ground-flat top for accurate valve adjustment. This stud set has a 1.900" effective stud length with a .750" long base.
COMP Cams(R) offers GM Gen III LS1/LS6 and Gen IV LS3 Ultra Pro Magnum(TM) Rocker Arm Kits, both of which include rocker arms, guide plates (5/16" or 3/8"), rocker studs, adjusting nuts and set screws. Designed to fit under the stock valve covers without machining, COMP(R) GM LS Ultra Pro Magnum(TM) Rocker Arm Upgrade Kits are the simple solution upgrading the valve train components in your GM Gen III/IV engine.
  • Designed For Ultimate Strength And Locking Force
  • High Energy And Magnum Pollocks
  • Polylocks Work Well In All High End Race Applications
  • Precision Ground For Minimum Runout
  • Tapered For Extra Strength In Locking Area
  • 1 Year Limited Warranty

Fast Efficient Shipping

Through our distribution network Deliveries can be as fast as Next Day Delivery.
Delivery times vary by destination, tracking information is provided with every purchase.

Get it Installed

JB's Power Centre offers on-site professional installation services in Calgary and Edmonton, AB.
We have on staff licensed Mechanical Technicians as well as MECP Certified 12-Volt Technicians.

* Extend your products Manufacturer Warranty

All products include a manufacturer warranty, but you can extend this warranty with
JB's Purchase Protection Plan
*Available on select products.