76mm

Honda GX200 .043" fiber fire ring head gasket. 73 mm(2.874") bore. To use on 72mm blocks with heavy cylinder chamfer. 

Honda GX200 .043" fiber fire ring head gasket. 73 mm(2.874") bore. To use on 72mm blocks with heavy cylinder chamfer. 

Honda GX200 .043" fiber fire ring head gasket. 76mm(2.992") bore.