The GReddy metal head gasket for the Nissan RB26 with an 88mm bore and 1.2mm thickness matches specific engine builds requiring that bore size. Offered as a direct replacement sealing component, this gasket is intended to provide the correct bore and thickness specification for RB26 head installations where an 88mm/1.2mm gasket is called for.
GReddy Nissan RB26 88mm 1.2mm Metal Head Gasket