Here start with these
https://pinside.com/pinball/forum/topic/the-best-pinball-music-thred
https://pinside.com/pinball/forum/topic/best-music-in-a-pinball-machine-1
https://pinside.com/pinball/forum/topic/favorite-pinball-music
https://pinside.com/pinball/forum/topic/whats-your-favorite-pinball-music
https://pinside.com/pinball/forum/topic/best-pinball-music