This top end gasket kit provides all the gaskets and seals you need for your 650 c.c. unit Triumph motorcycle from 1963-1972. Fits all unit 650 Triumph models such as T120, TR6, T120C, TR6C, etc. It includes a new copper 9-bolt head gasket in addition to all the o-rings, pushrod tube seals, gaskets and fiber washers necessary when rebuilding your top end. NOTE: The copper head gasket that is in this kit is not pre-annealed so be sure to anneal that before using .