 Nyorai mberi kweiyi ndima - Kukkoaho akakunda zita renyika re400 m zvakare muna 1972 46.9 uye akasarudzwa ku1972 Summer Olympic Games muMunich, zvakare kune vose vari 400 m uye 4 × 400 m relay. Munhangemutange yomunhu ogaakakwanisa kuenda kumagumo, kwaakava wechitanhatu. Nguva yake yomugumo, 45.49, yakaputsa rekodhi yake yeFinland;, ichiri rekodhi yenyika, uye vamwe vatatu chete veFinland vakamhanyisa pasi pemasekonzi 46. Mumutambo wokumhanya, boka reFinland raStig Lönnqvist, Ari Salin, Ossi Karttunen naKukkoaho rakamhanya 3:01.12, rakavawo rechitanhatu; nguva iyoyo ichiriwo rekodhi yenyika. 