In need of engine id for Yamaha exciter 440

[97mxz670]

I believe it too be a 79 or 80 engine numbers are ss433-015054..

 

[WopOnTour]

I believe it too be a 79 or 80 engine numbers are ss433-015054..

Probably a 78. The Exciter engines started with -005101 that year and -024101 in 1979.
Hope that helps.
I am looking for a 76-80 Exciter rear skid if you happen to have one.

WOT