For EM's you can take your pick of any year from 1963 - 67, each year has multiple classic Wedgeheads , but if you had to pick the one outstanding year it might be 1965:
Bank A Ball/Flipper Pool
Buckaroo/Cowpoke
Ice Revue
Kings and Queens
Paradise/Pleasure Isle
Skyline
1976 was also a vintage year:
Capt Fantastic
Nightrider
Old Chicago
Bank Shot/Sure Shot
Buccanneer
Canada Dry
Royal Flush/Card Whiz
Surfer/Surf Champ
Aztec
Grand Prix
Space Mission/Space Odyssey