1969 Ski-Doo Snowmobiles Service Manual, Page 119Get this manual

1969 Ski-Doo Snowmobiles Service Manual, Page 119

9When the paint is dry, use some rubbing compound to polish the painted area until it matches the rest of the surfaceSee Figure 9In most cases, repair job done according to this procedure will be unnoticeable
Figure It is of

and the unit will keep the same strenght as when new