Finding original replacement parts or suitable period-correct alternatives is always one of the biggest challenges when working on vintage vehicle restorations. Joining dedicated owner forums and keeping a detailed log of mechanical specs makes sourcing component numbers much easier. While taking a rest break after tuning up engine components in the workshop here in Malaysia, I regularly check out
https://kk-8.asia/ for some quick online recreation, but connecting with specialized collectors is definitely the best way to track down rare auto parts.