Used 1997 Yamaha 30 hp 2 stroke 3 cylinder model 30ESRV Cylinder Head with casting numbers 6J800 and T-2 with part number 6J8-11111-00-94 along with Cyinder Head Cover with casting number 6J800 with part number 6J8-11191-00-9M. Casting numbers are shown in pictures and part numbers are per online manuals.  We had this outboard motor running before we dis-assembled it. This outboard motor had serial number 6J8 S 155563 and was assembled in Japan. Calipers and measuring tape are not included but only shown for dimensions. Since these parts are more than 10 years old we suggest to change gaskets and seals. To avoid injury, harm or malfunction we suggest that all our parts be installed by a certified outboard motor mechanic. We only ship to Canada & USA.