Comp Cams Adjusting Nut 3/8" Stud, Replacement Nuts for Magnum Rockers DND Performance Interior(R) These bolt to factory mounting

These bolt to factory mounting points with zero modification needed

Bring the assembly to a shop if you're unsure about bolt sizing or tightness

Factory-aligned mounting - Uses OEM attachment points

Sparco Arm Restraints provide secure

Bolt-On Fitment - Uses factory engine block threaded locations

Comp Cams Adjusting Nut 3/8" Stud, Replacement Nuts for Magnum Rockers DND Performance Interior(R) These bolt to factory mountingAdjusting Nut 3 8" Stud, Replacement Nuts for Magnum Rockers Designed for ultimate strength and locking force High EnergyT and Magnum polylocks are best for moderate lift and spring pressure applications Hi TechT Polylocks work well in all high end race applications The stud girdle polylocks are precision ground for minimum runout and tapered for extra strength in the locking area