Cometic gasket set, cylinder head. 3" bore .030" MLS 86-22 XL883 (NU)

.030" MLS (Multi Layer Steel). Stock 3" bore. MLS (Multi Layer Steel) consists of a top and bottom layer of stainless springsteel which is covered by high temperature rubber on both sides. The inner ring is also stainless steel. These 3 layer gaskets are rivited together outside the gasket surface for ease of installation. MLS head gaskets eliminate the use of dowel pin o-rings. 86-22 XL883 (NU)