There are a lot, but some, in no order of preference, are those listed. For some it is how they make me feel when I hear them, others the sound stage and precision, and the rest the range and variety of sound images and textures.
I do not explain myself well
ACDC Thunderstruck
Phil Collins In The Air tonight
Richard Wagner Overture to Tannhauser
Jacques Offenbach Orpheus in the Underworld Overture
Bob Dylan Black Diamond Bay
Jethro Tull Fires at Midnight
Neil Young My, My, Hey Hey and Hey, Hey, My, My
Kate Bush Wuthering Heights
Passenger Let Her Go
Guns ‘n Roses Welcome To The Jungle
Mike Oldfield Tubular Bells 1
Frank Zappa Camarillo Brillo
Jimi Hendrix All Along The Watchtower and Purple Haze
Boston More Than A Feeling
Mahavishnu Orchestra Eternity’s Breath Part 1
Al Di Meola Alien Chase on Arabian Desert
Motorhead Ace of Spades
Stanley Clarke School Days