May be her reasoning. May be not.
It could be she is slightly miffed about the time you spend with the bike.
After all these almost do become sacred to their owners.
And it is symbol of devotion of time and effort. Acts of love.
Think about it. It does no harm to let the missus play along.
And letting her name it is better than letting her pick the parts.
Myrtle meaning and name origin
Myrtle \m(y)-rt-le, myr-tle\ as a girl's name is pronounced MER-terl. It is of Latin origin. Botanical and nature name based on the evergreen shrub that was sacred to Venus as a symbol of love. First used in the 1850s.