Curb Hoppers0My CartBrisk RacingBrisk MR12LS Spark Plug Silver Racing 12 mm Thread 26.1 mm Reach Heat Range 12 Gasket Seat ResistorListing ID: 925037Manufacturer Part Number: MR12LSOut Of StockBrand NewCopyright (C) 2019-2024 Initial Holdings LLC dba Curb Hoppers. All Rights Reserved.