SKU# 80485 | Manufacturer Part Number: 338146RAthena Racing 338 series multilayer steel (MLS) cylinder head gasket. Athena MLS gaskets are designed to suit the requirements of today’s competition engines offering enhanced sealing compared to the OEM product. The gaskets are assembled from 2-5 layers of high quality stainless and spring steels.Part number: 338146R Gasket thickness: 1.20mm Bore size: 87.50mm