Delphi Hydraulic Roller Lifters, set of 16, part number X12499225, also known as LS7 lifters. These will also work in SBC and LT1 applications that originally came with hydraulic roller lifters.
OE GM lifter trays (set of 4) are available as an optional upgrade for an additional $26.
||Gen III/Gen IV
||Set of 16
*Item ships directly from Brian Tooley Racing.