Curb Hoppers0My CartDart HeadsExhaust Valve - 1.600 in Head - 11/32 in Valve Stem - Stainless - Small Block Chevy - EachListing ID: 1152131UPC: 807051012408Manufacturer Part Number: 21311600Reference Part Number(s): DRT21311600Out Of StockBrand NewCopyright (C) 2019-2024 Initial Holdings LLC dba Curb Hoppers. All Rights Reserved.