I doubt there are many/any cars. The island’s less than 4kmsq, and the ferry is passenger only.
Re:The House That Vanished
by jonathanhd on Wednesday July 28, 2021 @08:08AM
(#27982839)
In this article from 2017 an islander claims that there are 60-70 mostly broken down old cars on Tory island https://donegalnews.com/2017/05/tory-islands-car-graveyard-c...
I checked it on Google and it looks like the house was near the pier so it makes sense that residents might park their cars there to head to the mainland.
Google Earth link: https://earth.google.com/web/search/Tory+Island,+County+Done...