COMP Cams Adjusting Nut Gm LS1 3/8 4654-1

COMP Cams Lifters 4654-1 Adjusting Nut for GM LS1/LS6/LS3 Ultra Pro Magnum Adjustable Rocker 4654-1 - adjusting Nut, GM LS1 3/8 COMP Cams Adjusting Nut Gm LS1 3/8