Description MOR26150 by MOROSO Distributor Housing Shim, 1.290 in ID, DISTRIBUTOR HOUSING SHIM KIT MOR26150 Prevent oil pump bind and distributor spark scatter in engines with resurfaced heads or decks. High impact nylon shims fit all Chevy V-8’s. Three-packs include one each of .030″, .060″ and .100″ shims. 1.830 in OD, 0.030 in / 0.060 in / 0.100 in Thick Shims Included
