This spacer is used to space idler pulley brackets out off the engine block or can be used to space out SSI/DMPE/Kobelco/Fowler blower belt guards off the front of the supercharger.
Spacer is made from billet alum. and has a been machined in the center to keep the pounds off the hot rod. Spacer measures 2.00" thick, .380" bolt hole, and 1" in dia. These can be stacked or used individual. Spacers are sold each.