hello! i have some questions about nissans at this time is there any models that shares any parts mainly brakes

me and a buddy are getting two of these cars the owner said its basicly 1 car and 1 parts car but they are both complete everything is there but the cars has been standing outside for about 20-30 years and needs everything to be safe to drive or even run but by looking for datsun 2000 i only find the Roadster i have added a Nissan-Global link here for the car https://www.nissan-global.com/EN/HERITA ... tom_6.html hope there is help out there so we can save these cars from scrapping