COMP Cams Rocker Arm Nut 4602-16; Magnum 3/8, .612 OD Poly Lock, Roller Rocker

COMP CAMS #4654-16 3/8 Adjusting Nuts - For LS R/A Upgrade Kits

Comp Cams 4604-16, High Energy Rocker Arm Nut Set, 3/8 in. Poly Lock, 16pcs

COMP Cams Rocker Arm Nut 4631-16; High Energy 3/8 Poly Lock, Full Roller, 16pcs

COMP Cams Engine Rocker Arm Nut 1400N-16; 3/8"

Comp Cams Engine Rocker Arm Adjusting Nut - Stud Girdle Adjusting Nut for 3/8"

COMP Cams 4654-16 Rocker Arm Nut Set for GM LS-Series Engines, 3/8-24 Thread

COMP Cams Engine Rocker Arm Nut 1400N-16 3/8" Replacement Adjusting Nut Set