Performance Quotient® Platinum Series Aluminum Shaft Mount Rocker Arm System - GM LS1, Gen III, 1.7 Ratio, Platinum Series Shaft Rocker Arm System, including steel pedestal stand, 8 pairs of shaft-mount rockers with adjustable cup-style valve lash adjusters, shims, and other related fasteners and hardware Visit http://enjoythedrive.com/ for more sema videos