Product Description
BTR Brian Tooley Racing LS1 Cylinder Head Gaskets MLS Multi-Layer Pair
HEAD GASKET - LS1 - SOLD IN PAIRS Replaces 12589226
BTR has sourced an MLS head gasket that can be used on 4.8, 5.3, 5.7. This is a DIRECT REPLACEMENT for the LS1/LS6 GM head gaskets. This gasket has everything you know and love from the GM version: High quality, MLS construction, and it's produced by the same source as the OEM units!
Bore Size 3.920" Thickness .051"