The AP4 regulations inNew Zealand seems a very good way of moving forward in regrds to nationally homologated 4WD rally cars with R5-ish performance.

Its basically a spec car wich you can mount to every brand of similar sized small car. Very interesting and clever!

https://www.youtube.com/watch?v=vv0LpoDcQcI

http://www.motorsport.org.nz/sites/d...ally%20Car.pdf