Here is a snapshot of car shows in and around Perth this weekend. If you don't see your show, you can list it in just a few minutes.
https://cartorque.co/car-shows/shannon-039-s-classic-car-show-2021-wa-5280
https://cartorque.co/car-shows/northern-steel-monthly-meet-17-april-2021-wa-6476
https://cartorque.co/car-shows/cars-and-coffee-perth-april-meet-wa-6385