Curb Hoppers0My CartPAC Racing Springs(16-Pack) PAC Racing PACPAC-S183 Valve Spring Shim 0.030" Thick 0.615" ID, 1.040" OD SteelListing ID: 936559Manufacturer Part Number: PAC-S183Reference Part Number(s): PACPAC-S183In Stock, 1 AvailableWill Ship Within 3 Days$51.03Brand NewCopyright (C) 2019-2023 Initial Holdings LLC dba Curb Hoppers. All Rights Reserved.