The ornamental design for a front side cowl for a motorcycle, as shown and described.
FIG. 1 is a perspective view from the front side of a front side cowl for a motorcycle.
FIG. 2 is a perspective view from the front side thereof.
FIG. 3 is a perspective view from the rear side thereof.
FIG. 4 is a perspective view from the rear side thereof.
FIG. 5 is a front elevation view thereof.
FIG. 6 is a rear elevation view thereof.
FIG. 7 is a top plan view thereof.
FIG. 8 is a bottom plan view thereof.
FIG. 9 is a right side elevation view thereof.
FIG. 10 is a left side elevation view thereof; and,
FIG. 11 is a referential view showing use thereof.
The outermost broken lines of the circular feature at the bottom right of the front side cowl for a motorcycle FIGS. 1, 2, 4, 5, 6, 9 and 11 are boundary lines and form no part of the claimed design. The other broken lines showing portions of the front side cowl for a motorcycle are for the purpose of showing environmental structure only and form no part of the claimed design.