Starter refurb

Hi
I have just bought a refurb' kit for my TD5 starter. Not reading the Ad properly I did not receive the plunger.
Do I need this part ?
Starter just clicks at first, car starts after a few attempts, battery and earth's ok.
Thanks
I have just bought a refurb' kit for my TD5 starter. Not reading the Ad properly I did not receive the plunger.
Do I need this part ?
Starter just clicks at first, car starts after a few attempts, battery and earth's ok.
Thanks