 Nyorai kupfuurira kweiyi ndima - Sipilä akanga ari shasha yenyika yeFinland mukutambanuka nyika muna 1923, 1924, 1925 uye 1929. Pamakore 1924 Summer Olympics muParis Sipilä kutanga akaisa wechina mune 10,000 m nhangemutange kumashure Ville Ritola, Edvin Wide uye Eero Berg uye ipapo vakatora chikamu 10,65 km mhiri-nyika nhangemutange, izvo kaviri somunhuuye makwikwi echikwata. Mumamiriro ezvinhu anopisa uye anodzvinyirira, vanopfuura hafu yevatori vechikamu vakatadza kupedzisa, kusanganisira Sipilä nedzimwe nhengo mbiri dzechikwata cheFinland, Berg naEino Rastas; Finland yakangowana mhedzisiro yechikwata chakakodzera, kunyangwe nyeredzi dzayo Paavo Nurmi naRitola vakaisa pachena yekutanga neyechipiri. Sipilä akanga ari pachinzvimbo chechina mumakiromita 6.2 ari pakati nepakati, mberi kweakazowana menduru yebronze Earl Johnson wekuUnited States, asi aifanira kubuda munguva pfupi mushure meizvozvo. 