Pedzisa mutsara unotevera: 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 oga akakwanisa 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. Mu
relay chikwata cheFinland chaStig Lönnqvist, Ari Salin, Ossi Karttunen naKukkoaho vakamhanyira 3:01.12, zvakafanana vachiisa chechitanhatu; nguva iyoyowo ichiri kuramba iri rekodhi yenyika.