The Cometic StreetPro top-end gasket kit is made for 1991–2002 Nissan RB25 2.5L inline-six engines with an 87mm bore and .040in MLS head gasket specification. StreetPro kits include MLS, AFM, aramid fiber, and Armor Clad materials and supply the gaskets and seals needed for a street rebuild. Embossed multilayer construction and a stainless shim layer are noted for reliable sealing under rebuild conditions.
Cometic Street Pro 91-02 Nissan RB25DE 2.5L Inline 6 87mm Bore .040mm MLS Top End Kit