The ornamental design for a cap for motorcyclegastank fill port, as shown and described.
FIG. 1 is a top plan view of a cap for motorcycle gas tank fill port,
showing a first embodiment of the new design;
FIG. 2 is a bottom plan view of the cap for motorcycle gas tank fill port
of FIG. 1;
FIG. 3 is an elevation of the cap for motorcycle gas tank fill port of FIG.
1, all other elevations being a mirror image thereof; and,
FIG. 4 is a top plan view of the cap for motorcycle gas tank fill port of
FIG. 1 showing a portion thereof in a moved position to more clearly
illustrate the design thereof.
The broken line showing of the eagle in FIGS. 1 and 4 and of the gas port
lock structure in FIGS. 3 and 4 is for illustrative purposes only and
forms no part of the claimed design.