Here are the basic JKA kata as performed by instructors of the JKA Honbu Headquarters in Tokyo:
Heian Shodan
Just go to YouTube.com and search for something like,
JKA kata Heian shodan (or Heian nidan).
Heian Nidan
Heian Sandan
Heian Yondan
Heian Godan
Tekki Shodan
Bassai Dai
Kanku Dai
Jion
Empi